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- Without using a calculator evaluate(Solved)
Without using a calculator evaluate
Date posted: September 5, 2019.
- Identify the type of utility created by the following activities.(Solved)
Identify the type of utility created by the following activities.
Date posted: September 5, 2019.
- The diagram below shows an experiment for investigating electrical conductivity in lead (II) iodide.
Study it and answer the questions that follow.(Solved)
The diagram below shows an experiment for investigating electrical conductivity in lead (II) iodide.
Study it and answer the questions that follow.
(a) On the diagram;
(i) Label the cathode.
(ii) Show the direction of movement of electrons.
(b) Write an equation for the reaction that takes place at the anode.
Date posted: September 5, 2019.
- For each of the following transactions indicate the account to be debited or credited.(Solved)
For each of the following transactions indicate the account to be debited or credited.
Date posted: September 5, 2019.
- The following table represents the supply of sweet potatoes for three (3) months.Explain FIVE reasons to account for the change in quantity supplied of sweet...(Solved)
The following table represents the supply of sweet potatoes for three (3) months.
Explain FIVE reasons to account for the change in quantity supplied of sweet potatoes in the market.
Date posted: September 5, 2019.
- The following information relates to Baraka traders.
Closing stock was valued at sh.8000
Required :
i) The trading profit and loss account.
ii) The balance sheet(Solved)
The following information relates to Baraka traders.
Closing stock was valued at sh.8000
Required :
i) The trading profit and loss account.
ii) The balance sheet
Date posted: September 5, 2019.
- Given the following bond energies.(Solved)
Given the following bond energies.
Calculate the enthalpy change of hydrogenation of ethene.
Date posted: September 5, 2019.
- Study the table below and answer the questions that follow:(Solved)
Study the table below and answer the questions that follow:
(i) State the elements which are metals.
(ii) Identify the strongest reducing agent. Give a reason.
Date posted: September 5, 2019.
- Element X is found in period 3 group (IV) it consists of two isotopes 28X and QX. A sample of X was found to consist...(Solved)
Element X is found in period 3 group (IV) it consists of two isotopes 28X and QX. A sample of X was found to consist of 90% of 28X if the relative atomic mass of X is 28.3, work out the number of neutrons in QX.
Date posted: September 5, 2019.
- The displacement of a particle S metres, t seconds after passing a fixed point O is given by
S=3+2t-5t2(Solved)
The displacement of a particle S metres, t seconds after passing a fixed point O is given by
S=3+2t-5t2
Calculate:
(a) The displacement of the particle 2 seconds later
(b) The time taken for the particle to return to O
(c) The maximum displacement of the particle
(d) The initial velocity of the particle
(e) The acceleration of the particle after t seconds
Date posted: September 5, 2019.
- The figure below shows a prism whose cross section is a regular pentagon of side 6cm and whose length is 20cm(Solved)
The figure below shows a prism whose cross section is a regular pentagon of side 6cm and whose length is 20cm joined to a cylinder of radius 14cm and height 6cm to form a the model of a solid
(a) Calculate the cross section area of the pentagon
(b) Calculate the total volume of the solid
(c) The model represents a pillar of total height 5.2m, calculate the volume of the actual solid
in m3
Date posted: September 5, 2019.
- The table below shows atomic numbers of four elements W, X, Y and Z.(Solved)
The table below shows atomic numbers of four elements W, X, Y and Z.
(a) Write electron arrangement of the ion of Z.
(b) (i) Write the formula of the compound formed between W and X.
(ii) Name the bond(s) and structure of the compound in (i) above.
Date posted: September 5, 2019.
- A matatu left Oyugis for Homabay town 51km away at an average speed of 48km/h at 7.00am.(Solved)
A matatu left Oyugis for Homabay town 51km away at an average speed of 48km/h at 7.00am. At 7.30am a Boda boda left Homabay for Oyugis travelling along the same route at an average speed of 60km/h
(a) The time when Boda boda meet the matatu
(b) How far from Oyugis did the Boda boda meet the matatu
(c) After meeting the Boda boda the matatu stopped for fifteen minutes before resuming the journey. At what speed should it travel then to reach Homabay at the same time when the Boda boda reached Oyugis
Date posted: September 5, 2019.
- The table shows the marks obtained by 40 candidates in an examination(Solved)
The table shows the marks obtained by 40 candidates in an examination
(a) Find the value of x
(b) On the grid provided below draw a histogram to represent the data
(c) By drawing a straight line on the graph above determine the median mark
Date posted: September 5, 2019.
- Four schools Wiobiero, Asumbi, Nyawita and Angiro are such that Wiobiero is 15km from Asumbi on a bearing of 158o(Solved)
Four schools Wiobiero, Asumbi, Nyawita and Angiro are such that Wiobiero is 15km from Asumbi on a bearing of 158o, Nyawita is to the west of Asumbi and 20km away while An’giro is to the South of Nyawita and on a bearing of 240o from Wiobiero.
(a) Using a scale of 1:400,000 draw a scale diagram showing the relative positions of the four schools.
(b) Using your diagram determine the distance and bearing of Ang’iro from Asumbi
(c) A mast is to be erected so that its equidistant from Asumbi and Nyawita and 20km from Ang’iro on the same diagram show the position of the mast and find its distance from Wiobiero
Date posted: September 5, 2019.
- Study the flow chart below and answer the questions that follow.(Solved)
Study the flow chart below and answer the questions that follow.
(a) Give the names of the following.
(i) Solid P
(ii) Solid U
(iii) Solid T
(b) Write the equation for the reaction taking place in Step I.
(c) Write the equation for the reaction between concentrated hydrochloric acid and solid P.
(d) Explain what would happen if hot concentrated sodium hydroxide was used in place of cold dilute sodium
hydroxide.
Date posted: September 5, 2019.
- Mr. Ombogo the principal of Chiga secondary would wish to cover the floor of the new administration block using the square tiles.(Solved)
Mr. Ombogo the principal of Chiga secondary would wish to cover the floor of the new administration block using the square tiles. The floor is a rectangle of sides 12.8m by 8.4m. Find the area of each of the largest tiles which can be used to fit exactly without breaking
Date posted: September 5, 2019.
- Rewrite the following sentences according to the instructions given. Do not change the meaning.(Solved)
Rewrite the following sentences according to the instructions given. Do not change the meaning.
1. If he calls me, I will attend the wedding ceremony. (Begin: Unless...........)
2.In spite of the bad weather they decided to go for a walk as planned. (Rewrite using although)
3.The snake did not bite the boy. (Begin: The boy ...)
4.They were so happy that they forgot to lock the door. (Begin: So happy ...)
5.Shakespeare is one of the greatest play writers of all time. He lived in England. (Use an appositive)
6.Muli could have passed the examination. Muli was regularly absent from school. (Join into one sentence beginning: Were it not......)
7.The teachers agreed to teach after signing an agreement with the government. (Begin: Only....)
8.Neither Peter nor Michael prefers coffee to tea. (Rewrite to begin with Peter and end with Michael)
9.He was the Chairman of the society, and therefore he couldn’t tolerate anybody’s impudence. (Begin As.......)
10.Moses made several attempts to reconcile the friends but failed. (Begin: Several.........)
11. Risper did not know that the dog was behind her. (Begin: Little............)
12.Joseph and his sister came out of the bus accident unhurt. (Begin: Neither Joseph and end with ‘hurt in the bus accident’)
13. When the guests arrived, the function begun. (Begin No sooner...........)
Date posted: September 5, 2019.
- Rewrite the following sentences according to the instructions given. Do not change the meaning.
(Solved)
Rewrite the following sentences according to the instructions given. Do not change the meaning.
1.But for my father’s prompt action, I would be dead by now.(Begin: Had it..................)
2.I am sorry you missed lunch.(Begin: I regret.......................)
3.As soon as the meeting ended, the impatient members walked away. (Use : Hardly.................)
4.Goods once sold will not be returned under any circumstances. Begin: Under.............)
5.The fire destroyed the whole building. (Rewrite ending ...the fire)
6.You will not take this book under any circumstances. (Begin: Under................)
7.The teacher found out how intelligent Naserian was when he started the discussion. (Begin: It was not......)
8.George does not smoke. He does not drink. (Join the sentences using: .............neither.n.........or.......)
9.It’s rare for tourists to visit North Eastern province. (Begin seldom..............)
10.How high do you think the tallest building in New York is? (Begin: what.................)
11.We can save time by getting to class before the bell goes. (Begin: Time..............)
12.It is not surprising that Africa’s representative in the world cup performed dismally.(Begin: it is little.............)
Date posted: September 5, 2019.
- A train of length 80m crosses a bridge 20m long in 5 seconds.(Solved)
A train of length 80m crosses a bridge 20 m long in 5 seconds. Calculate the average speed of the train in km/h
Date posted: September 5, 2019.
- Given that sin (3x-35)o – cos (x+20)o= 0 and x is an acute angle(Solved)
Given that sin (3x-35)o – cos (x+20)o= 0 and x is an acute angle, find its value
Date posted: September 5, 2019.
- Draw the structure of the following compound 2-methylbutan-l-ol.(Solved)
Draw the structure of the following compound 2-methylbutan-l-ol.
Date posted: September 5, 2019.
- Rewrite the following sentences according to the instructions given. Do not change the meaning.(Solved)
Rewrite the following sentences according to the instructions given. Do not change the meaning.
1.Some doctors think both rest and medicine are equally effective in sorting depression.(Rewrite using . . . . as . . . . as medicine)
2.I am sure it was an exciting experience for her (Rewrite the sentence using ‘must’)
3..He is too stupid to handle such a difficult situation. (Use so instead of too)
4.No sooner had I solved one problem than another cropped up. (Begin : Hardly..........)
5.If you come to the arena, you will meet the great Isukuti dancers. (Rewrite using...........unless ....)
6.Korean women are very short; very few of them are above five feet tall.(Rewrite as one sentence using the word 'hardly')
7..He had never known what it meant go without a meal. He was unsympathetic towards the street boy. (Begin: Never . . . .)
8.My family owns a holiday flat and that is why we always go to the same place. (Begin: If...)
9. Chinua Achebe one of Africa’s greatest writers passed on three months ago. (Rewrite using parenthesis)
10.The heavy downpour brought their picnic to an abrupt end. (Rewrite using ‘cut’)
11.If he calls me, I will attend the wedding ceremony. (Begin: Unless ----)
Date posted: September 5, 2019.
- The diagram below shows the sketch of the curve y=x2-x-6(Solved)
The diagram below shows the sketch of the curve y=x2-x-6
Using the mid-ordinate rule with five rectangles, calculate the area of the shaded region
Date posted: September 5, 2019.
- Name the following organic compound.(Solved)
Name the following organic compound.
Date posted: September 5, 2019.
- Evaluate using mathematical tables only expressing your answer to 4 significant figures(Solved)
Evaluate using mathematical tables only expressing your answer to 4 significant figures
Date posted: September 5, 2019.
- Patricia a student at Ongeti mixed Secondary bought 5 pens and 3 exercise books from Solving supermarket at Kshs. 135(Solved)
Patricia a student at Ongeti mixed Secondary bought 5 pens and 3 exercise books from Solving supermarket at Kshs. 135, at the same time Jane her class mate also bought 4 pens and 5 exercise books and spent Ksh. 25 more than Patricia. Find the cost of each pen and exercise book
Date posted: September 5, 2019.
- During electrolysis of aqueous copper (II) sulphate using copper electrodes, a current of 0.2 amperes was passed through the cell for 5 hours.
Determine the change...(Solved)
During electrolysis of aqueous copper (II) sulphate using copper electrodes, a current of 0.2 amperes was passed through the cell for 5 hours.
Determine the change in mass of the cathode that occurred as a result of the electrolysis process
(Cu = 64, IF = 96,500C).
Date posted: September 5, 2019.
- The figure below shows a triangular prism ABCDEF. AF=CD=BE=18cm(Solved)
The figure below shows a triangular prism ABCDEF. AF=CD=BE=18cm, The ends ABC and EDF are equilateral triangles of side 8cm. calculate the angle plane ABD makes with the lie CD
Date posted: September 5, 2019.
- In the circle drawn to scale below A,B,C and D are points on its circumference, Chord BC=AC and angle ADC=138o(Solved)
In the circle drawn to scale below A,B,C and D are points on its circumference, Chord BC=AC and angle ADC=138o
Giving reasons calculate the angle ACB
Date posted: September 5, 2019.