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- Three taps A, B and C can fill a water tank in 30 minutes, 25 minutes and 15 minutes respectively.(Solved)
Three taps A, B and C can fill a water tank in 30 minutes, 25 minutes and 15 minutes respectively. If the three taps are turned on for 5 minutes then A and C are closed. How long would it take before the tank is filled.
Date posted: August 28, 2019. Answers (1)
- Simplify as far as possible the following;(Solved)
Simplify as far as possible the following;
Date posted: August 28, 2019. Answers (1)
- A Kenyan company received US Dollars 100,000. The money were converted into Kenya shillings in a bank which buys and sells foreign currencies as follows.(Solved)
A Kenyan company received US Dollars 100,000. The money were converted into Kenya shillings in a bank which buys and sells foreign currencies as follows.
(a) Calculate the amount of money, in Kenya shillings, the company received.
(b) The company exchanged the Kenya shillings calculated in (a) above, into
sterling pounds to buy a car from Britain. Calculate the cost of the car to the
nearest sterling pond.
Date posted: August 28, 2019. Answers (1)
- Juma, Ali and Hassan share the profit of their business in the ratios 3 : 7 : 9 respectively. If Juma receives sh60,000. How much...(Solved)
Juma, Ali and Hassan share the profit of their business in the ratios 3 : 7 : 9 respectively. If Juma receives sh60,000. How much profit did the business yield
Date posted: August 28, 2019. Answers (1)
- Solve the following simultaneous equations.(Solved)
Solve the following simultaneous equations.
x2 + y2=26
x + y=4
Date posted: August 28, 2019. Answers (1)
- Find the values of w, and v in the figure.(Solved)
Find the values of w, and v in the figure.
Date posted: August 28, 2019. Answers (1)
- Use tables 1 and table 2 below to find the average speed that the Nairobi-Mombasa passenger train uses to travel between Konza and Masongaleni.
Table...(Solved)
Use tables 1 and table 2 below to find the average speed that the Nairobi-Mombasa passenger train uses to travel between Konza and Masongaleni.
Table 1: Shows the rail distance in km between selected stations from Mombasa to Nairobi.
Table 2: Shows the departure and arrival time between selected stations from Mombasa to Nairobi.
Date posted: August 28, 2019. Answers (1)
- Find correct to 3s.f the value of;(Solved)
Find correct to 3s.f the value of; without using a calculator.
Date posted: August 28, 2019. Answers (1)
- The distance between points P and Q on a section of a straight road is 12km.(Solved)
The distance between points P and Q on a section of a straight road is 12km. Mukai and Mutua left points P and Q respectively at the same time and moved towards each other at 1m/sec and 1.5m/s respectively.
Calculate:
a) their relative speed.
b) The time they will take before meeting.
Date posted: August 28, 2019. Answers (1)
- John spent two thirds of his salary on food, a third of the remainder on rent and saved the rest.What fraction of his salary did...(Solved)
John spent 
of his salary on food, a 
of the remainder on rent and saved the rest.
What fraction of his salary did he save? If he spent Sh.1200 on food, how much did he spend on rent.
Date posted: August 28, 2019. Answers (1)
- Line L passes through P(8,6) and is perpendicular to the line 3y + 2x + 6 = 0.(Solved)
Line L passes through P(8,6) and is perpendicular to the line 3y + 2x + 6 = 0. Find the equation of line L and write it in the form y = mx + c.
Date posted: August 28, 2019. Answers (1)
- A container 18cm high holds 225cm3. (Solved)
A container 18cm high holds 225cm3. Calculate the volume of a similar container which is 72cm high.
Date posted: August 28, 2019. Answers (1)
- Three consecutive odd numbers add up to 369.(Solved)
Three consecutive odd numbers add up to 369. Determine the three numbers.
Date posted: August 28, 2019. Answers (1)
- Evaluate without using a calculator(Solved)
Evaluate without using a calculator
Date posted: August 28, 2019. Answers (1)
- Without using a Mathematical tables or a calculator, evaluate.(Solved)
Without using a Mathematical tables or a calculator, evaluate.
Date posted: August 27, 2019. Answers (1)
- A bucket in the shape of a frustum as shown in the diagram. It has diameters of 36cm and 24cm. Calculate the volume of the...(Solved)
A bucket in the shape of a frustum as shown in the diagram. It has diameters of 36cm and 24cm. Calculate the volume of the bucket.
Date posted: August 27, 2019. Answers (1)
- Find the stationary points of the curve to (1 d.p)(Solved)
(a) Find the stationary points of the curve to (1 d.p)
(b) Find the x and y intercepts of the curve above.
(c) Sketch the curve.
Date posted: August 27, 2019. Answers (1)
- The figure below shows a circle with segments cut off by a triangle whose longest side AB is the largest possible chord of a circle....(Solved)
The figure below shows a circle with segments cut off by a triangle whose longest side AB is the largest possible chord of a circle. Determine the area shaded given that AB = 14cm and AC = BC.
Date posted: August 27, 2019. Answers (1)
- Construct a circle centre K and radius 2.5cm. Construct a tangent from a point Q which is 6cm from K to touch the circle at...(Solved)
Construct a circle centre K and radius 2.5cm. Construct a tangent from a point Q which is 6cm from K to touch the circle at M. Measure the length QM.
Date posted: August 27, 2019. Answers (1)
- Use the inverse matrix method rule to solve simultaneous equations.(Solved)
Use the inverse matrix method rule to solve simultaneous equations.
Date posted: August 27, 2019. Answers (1)