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Mr. Kamau, a salesman is paid a commission of 6% on goods worth over sh. 600,000. In additionhe is paid a monthly salary of sh....
(Solved)
Mr. Kamau, a salesman is paid a commission of 6% on goods worth over sh. 600,000. In addition he is paid a monthly salary of sh. 35,000.
(a) Calculate his total earnings in a month when his total sales was sh. 750,000.
(b) In the following month, the rate of commission was changed to x% but his monthly salary remained the same. If Mr. Kamau received a total monthly earning of sh. 100,000 for selling goods worth the same amount, find the value of x.
(c) If the rate of commission in (b) above was reduced in the ration 3:4 and his monthly increased by 10%, find the percentage change in his total monthly earnings for selling the same amount of goods.
Date posted:
August 26, 2019
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Answers (1)
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Given Sin 2x0 = Cos (3x-100), find the value of x.
(Solved)
Given Sin 2x0 = Cos (3x-100), find the value of x.
Date posted:
August 26, 2019
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Answers (1)
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Find the reciprocal of 2.095 using the tables of reciprocals.Hence evaluate
without using mathematical tables or calculator.
(Solved)
Find the reciprocal of 2.095 using the tables of reciprocals.Hence evaluate without using mathematical tables or calculator.
Date posted:
August 26, 2019
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Answers (1)
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On a market day, Amina bought 2 bags of potatoes and 3 bags of carrots at a total cost of sh.3,450. Wanja bought 3 bags...
(Solved)
On a market day, Amina bought 2 bags of potatoes and 3 bags of carrots at a total cost of sh.3,450. Wanja bought 3 bags of potatoes and 2 bags of carrots but paid sh. 150 less than Amina. Find the cost of 1 bag of each item.
Date posted:
August 26, 2019
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Answers (1)
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A Japanese tourist visiting Kenya changed 1,307,000 Yen into Kenya shillings. While in Kenya hespent Ksh. 560,000 and converted the rest to sterling pounds as...
(Solved)
A Japanese tourist visiting Kenya changed 1,307,000 Yen into Kenya shillings. While in Kenya he spent Ksh. 560,000 and converted the rest to sterling pounds as he headed back to the U.K.
Calculate the amount he got to the nearest pound if the bank buys and sells currency as shown
below.
Date posted:
August 26, 2019
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Answers (1)
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An open cylindrical concrete water tank has an external diameter of 1.2m and an external height of 1.5m. The thickness of the concrete is 8cm. Calculate...
(Solved)
An open cylindrical concrete water tank has an external diameter of 1.2m and an external height of 1.5m. The thickness of the concrete is 8cm. Calculate the volume of the concrete making the tank. Give your answer in m3
Date posted:
August 26, 2019
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Answers (1)
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Find the range of values of x which satisfy the inequalities
(Solved)
Find the range of values of x which satisfy the inequalities
Date posted:
August 24, 2019
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Answers (1)
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Find the value of x in the equation
(Solved)
Find the value of x in the equation
Date posted:
August 24, 2019
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Answers (1)
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The triangle ABC below has dimensions as shown.
(Solved)
The triangle ABC below has dimensions as shown.
(a) Calculate to 4 significant figures, the area of the triangle
(b) Find to one decimal place the length of the perpendicular from A to BC.
Date posted:
August 24, 2019
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Answers (1)
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Simplify fully the expression
(Solved)
Simplify fully the expression:
Date posted:
August 24, 2019
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Answers (1)
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A solid metal pyramid has a square abase of side 3 cm and a mass of 54kg. Find the mass of asimilar pyramid whose base...
(Solved)
A solid metal pyramid has a square abase of side 3 cm and a mass of 54kg. Find the mass of a similar pyramid whose base is a square of side 6 cm.
Date posted:
August 24, 2019
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Answers (1)
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The size of an interior angle of a regular polygon is 3 ½ times that of its exterior angle. Determine the sum of the interior angles...
(Solved)
The size of an interior angle of a regular polygon is 3 ½ times that of its exterior angle. Determine the sum of the interior angles of this polygon.
Date posted:
August 24, 2019
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Answers (1)
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A farmer has two water tanks, one of capacity 200 litres and the other 360 litres. The farmer uses the same container to fill each...
(Solved)
A farmer has two water tanks, one of capacity 200 litres and the other 360 litres. The farmer uses the same container to fill each of the two tanks in an exact number of times. Find the least possible number of times it would take to fill both tanks.
Date posted:
August 24, 2019
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Answers (1)
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Without using a calculator evaluate.
(Solved)
Without using a calculator evaluate.
Date posted:
August 24, 2019
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Answers (1)
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Solve the equation:
(Solved)
Solve the equation:
Date posted:
August 24, 2019
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Answers (1)
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Simplify:
(Solved)
Simplify:
Date posted:
August 24, 2019
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Answers (1)
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Solve for x in the equation:
(Solved)
Solve for x in the equation:
Date posted:
August 24, 2019
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Answers (1)
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Evaluate:
(Solved)
Evaluate:
Date posted:
August 24, 2019
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Answers (1)
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(a) Using the trapezium rule with intervals of 0.5 of a unit, estimate the area of theregion bounded by the curvey = 4x3 + 2x2...
(Solved)
(a) Using the trapezium rule with intervals of 0.5 of a unit, estimate the area of the region bounded by the curve
y = 4x3 + 2x2 – 5, the lines y = 0, x = 1 and x = 3
(b) Calculate:
(i) The area of the region in (a) above by integration
(c) Express the error in (a) above as a percentage of the area obtained in (b) above
Date posted:
August 24, 2019
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Answers (1)
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A Kenyan company received US Dollars 150,000. The money was converted into Kenya shillings in a bank which buys and sells foreign currencies as follows:
(Solved)
A Kenyan company received US Dollars 150,000. The money was 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 pound.
Date posted:
August 24, 2019
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Answers (1)