exam Maths Puzzle Numerical Ability

A cliff diver in Acapulco, Mexico, dives from about 17m above the water. The diver's height above the water h, in metres, after t seconds is modelled by
h= -4.9t squared + 1.5t +

Read Solution (Total 0)

exam Other Question

The difference between two positive numbers is 4. If twice the square of the larger number is added to three time the smaller, the sum is 53. Vicki is 1/3 as old as her cousin, chris, plus 5 years. Vicki is 14 years old. how old is chris?