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What was the average time the car with the soft wheels took to cross the 75-foot mark?

What was the average time the car with the soft wheels took to cross the 75-foot mark? Correct Answer 56.7 seconds

soft wheel এর data আছে second table এ তাই সেই time গুলো average নিন = ( 57.o + 56.2 + 56.9) ÷ 3 = 56.7

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