12 = 400
=
15 = 15 *
= 500.
∴ 500 people took the survey
An athlete completes a race in 55.72 seconds. How many times greater is the digit in the tens place than the digit in the ones p
1 answer:
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12 = 400
=
15 = 15 *
= 500.
∴ 500 people took the survey