Question

An insect in a well is 33 cm below the ground level. It jumps 26 cm and then
falls back 15 cm. How far is it from the ground level?
​

Answer 1

Solution

Consider the ground level to be at 0cm and the upward direction to be positive.

Initial position of the insect = -33 cm

its final position = -33 +26+ (-15)

= -33 + 26 - 15

we work from entenght

=-7 - 15 = 22 cm

The insect is 22 cm below the ground level.

Answer 2

Answer:

he os 18cm far from the ground level