exam Maths Puzzle Numerical Ability

How far away can a boy ride his bicycle if he rides away at 10 kilometers per hour and returns at 9 kilometers per hour? The entire trip takes 9.5 hours.

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exam Other Question

the weights (in pounds) of 30 newborn babies are listed below. Find P16

5.5 5.7 5.8 5.9 6.1 6.1 6.4 6.4 6.5 6.6
6.7 6.7 6.7 6.9 7.0 7.0 7.0 7.1 7.2 7.2
7.4 7.5 7.7 7.7 7.8 8.0 5. L has y-intercept (0,2) and is perpendicular to the line with equation 2x � 3y = 6