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## Homework Statement

A

**1000kg**car is moving at

**25ms**when a net force of

**200N**acts to slow the car. This force acts while the car moves through a distance of

**300m**. Find the new speed.

## Homework Equations

Kinetic Energy equation

v

^{2}=u

^{2}+2as

## The Attempt at a Solution

Attempted the use of Kinetic Energy equation and v

^{2}=u

^{2}+2as

However the answer I get is 27.4 when the correct answer is 22.5

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