Question

4. The speed of a car on a highway is 80 km/hr. On entering the city, the speed of the car slowed
down to 50 km/hr. Calculate the per cent decrease in the speed of the car.

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Answer 1

Answer:

Hey mate! Here's your answer:

Step-by-step explanation:

Speed decrease = 80 - 50 = 30.

Decrease% = 30/80 * 100 = 37.5%.

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Answer 2

Answer:

subtract orginal speed - slow down speed

80-50=30