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- Given that cos 2xo = 0.8070, find x when 00 = x = 1800
Given that cos 2xo = 0.8070, find x when 00 = x = 1800
Date posted: March 11, 2019
- A trader sells a bag of beans for sh 2,100 and that of maize for 1,200. He mixed beans and maize in the ratio 3:2. Find how much the trader should sell a bag of the mixture to realize the same profit.
A trader sells a bag of beans for sh 2,100 and that of maize for 1,200. He mixed beans and maize in the ratio 3:2. Find how much the trader should sell a bag of the mixture to realize the same profit.
Date posted: March 11, 2019
- A bag contains 10 balls of which 3 are red, 5 are white and two are green. Another bag contains 12 balls of which 4 are red, 3 are white and 5 are green.
A bag contains 10 balls of which 3 are red, 5 are white and two are green. Another bag contains 12 balls of which 4 are red, 3 are white and 5 are green. A bag is chosen at random and then a ball chosen at random from the bag. Find the probability that the ball so chosen is red.
Date posted: March 11, 2019
- Find the approximate value of (1.05)8 to 2 decimal places.
Date posted: March 11, 2019
- A colony of insects was found to have 250 insects at the beginning. Thereafter the number of insects doubled every 2 days. Find how many insects there were after 16 days.
A colony of insects was found to have 250 insects at the beginning. Thereafter the number of insects doubled every 2 days. Find how many insects there were after 16 days.
Date posted: March 11, 2019
- Make V the subject of the formula
Date posted: March 11, 2019
- Find the inverse of the matrix
Date posted: March 11, 2019
- The average rate of depreciation in value of a water pump is 9% per annum. After three complete years its value was sh.150,700. Find its value at the start of the three-year period.
The average rate of depreciation in value of a water pump is 9% per annum. After three complete years its value was sh.150,700. Find its value at the start of the three-year period.
Date posted: March 11, 2019
- Simplify the question below
Date posted: March 11, 2019
- A man walks 5km on a bearing of 3150 from a point A and then walks due south to a point B which is 8km from A. Calculate the bearing of B from A.
A man walks 5km on a bearing of 3150 from a point A and then walks due south to a point B which is 8km from A. Calculate the bearing of B from A.
Date posted: March 11, 2019
- The length and breadth of a rectangular paper were measured to the nearest centimeter and found to be 18cm and 12 cm respectively. Find the percentage error in its perimeter.
The length and breadth of a rectangular paper were measured to the nearest centimeter and found to be 18cm and 12 cm respectively. Find the percentage error in its perimeter.
Date posted: March 11, 2019
- Find the length of the mat in the question below
Date posted: March 11, 2019
- A rally car traveled for 2 hours 40 minutes at an average speed of 120km/h. The car consumes an average of 1 liter of fuel for every 4 kilometers. A liter of fuel costs ksh 59.
A rally car traveled for 2 hours 40 minutes at an average speed of 120km/h. The car consumes an average of 1 liter of fuel for every 4 kilometers. A liter of fuel costs ksh 59. Calculate the amount of money spent on the fuel.
Date posted: March 11, 2019
- Given the inequalities x-5=3x -8<2x -3
a) Solve the inequalities
b) Represent the solution on a number line.
Given the inequalities x-5=3x -8<2x -3
a) Solve the inequalities
b) Represent the solution on a number line.
Date posted: March 11, 2019
- Simplify the expression
Date posted: March 11, 2019
- The volume of a cube is 1728cm3. Calculate correct to 2 decimal places, the length of the diagonal of a face of the cube.
The volume of a cube is 1728cm3. Calculate correct to 2 decimal places, the length of the diagonal of a face of the cube.
Date posted: March 11, 2019
- Given that 62n-3 = 7776, find the value of n
Given that 62n-3 = 7776, find the value of n
Date posted: March 11, 2019
- A commercial bank buys and sells Japanese Yen in Kenya Shillings at the rates shown below.
A commercial bank buys and sells Japanese Yen in Kenya Shillings at the rates shown below.
Buying Selling
Sh. 0.5024 sh. 0.5446
A Japanese tourist at the end of his tour of Kenya was left with sh. 30,000 which he converted to Japanese Yen through the commercial bank. How many Japanese yen did he get?
Date posted: March 11, 2019
- The sum of interior angles of a regular polygon is 18000. Find the size of each exterior angle.
The sum of interior angles of a regular polygon is 18000. Find the size of each exterior angle.
Date posted: March 11, 2019
- Find the value of x which satisfies the equation: 16x2 =84x-3
Find the value of x which satisfies the equation: 16x2 =84x-3
Date posted: March 11, 2019