Four mark exercise problems I — task. Mathematics State Board, Class 7.

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1. The diameter of the bullock cart wheel is

$1.4 \ m$ . Find the distance covered by it in

$150$ rotations?

Answer:

Distance covered in

$35$ rotations

$=$

$m$

2. A ground is in the form of a circle whose diameter is

$350 \ m$ . An athlete makes

$4$ revolutions. Find the distance covered by the athlete.

Answer:

Distance covered by the athlete

$=$

$m$

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11. Four mark exercise problems I