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Question 137

A cyclist rides at a speed of 15 km/h for 2 hours2\text{ hours}2 hours, and then at a speed of 12 km/h for 3 hours3\text{ hours}3 hours.

Which calculation gives the average speed of the cyclist in km/h\text{km/h}km/h?

A

15+122\frac{15 + 12}{2}215+12​

B

(15×2)+(12×3)5\frac{(15 \times 2) + (12 \times 3)}{5}5(15×2)+(12×3)​

C

(15÷2)+(12÷3)5\frac{(15 \div 2) + (12 \div 3)}{5}5(15÷2)+(12÷3)​

D

(2÷15)+(3÷12)5\frac{(2 \div 15) + (3 \div 12)}{5}5(2÷15)+(3÷12)​

Markscheme

Motion Questions

  1. IGCSE
  2. /Physics
  3. /Motion

204 exam-style questions on CIE IGCSE Physics Motion, covering Motion. Each one has a worked solution and a mark scheme showing where the marks go.

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