exam Maths Puzzle Numerical Ability

7x-19xy to the 2nd power

Read Solution (Total 0)

exam Other Question

A water wheel has a 10ft radius. To get a good approximation of the speed of the river, you count the revolutions of the wheel and find that it makes 14 revolutions per minute (rpm). What is the speed of the river? Suppose 500 megabyte memory cards have been discounted by 20%. If the reduced price of the card is $13.60, then what was the original price before the discount.