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$T=2\pi\sqrt\frac{x^2\ +\ y^2}{gx}$
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Mutua bought a used car at Ksh. 500,000. He spent further Ksh. 75,000 on it for repairs and modification. He then sold it at 20% profit. How much did he get from the sale?
Date posted: December 16, 2016 . Answers (1)
If Maina sells a bag of potatoes for Ksh. 520, he makes a profit. If he had to sell the bag for ksh. 420, he would make a loss. If the profit is three times the loss, find how much he paid for the bag of potatoes?
A salesman earns a basic salary of Ksh. 22,000 per month. In addition he was paid a commission of 2% for goods worth above Ksh. 60,000 but not more than Ksh. 90,000 and a commission of 3% for goods over Ksh. 90,000. In a certain month, he sold goods worth Ksh. 150,000. What was his total earnings for that month?
A line which joins the points A(3, K) and B(-2, 5) is parallel to another line whose equation is 5y + 2x = 10. Find the value of K.
One side of a square is increased by 4 cm while the other side is reduced by 6 cm. The area of the rectangle so formed is 24 cm2. Find the length of the side of the square.
Given that $9^{2x}\times \ 2^y = 72$. Find the value of x and y.
$\frac{a^2 + a - 3ab - 3b}{(a + 1)(3b^2 - ab)}$
Two buses X and Y leave town A and B which are 60 km apart at an average speed of 70 km/hr and 30 km/hr respectively. Find how far from town A do the buses meet.