Question at-a-p

3.1 Ratios, Rates, and Proportional Relationships - Word problems with proportional reasoning
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At a particular track meet, the ratio of coaches to athletes is 1 to 26 . If there are x coaches at the track meet, which of the following expressions represents the number of athletes at the track meet?

A.

x26

B.

26x

C.

x+26

D.

26x

At a particular track meet, the ratio of coaches to athletes is 1 to 26 .

Hard-difficulty · SAT Math · Ratios, Rates, and Proportional Relationships — Word problems with proportional reasoning. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.

Answer explanation

Choice B is correct. It’s given that at a particular track meet, the ratio of coaches to athletes is 1 to 26 . If one number in a ratio is multiplied by a value, the other number must be multiplied by the same value in order to maintain the same ratio. If there are x coaches at the track meet, multiplying both numbers in the ratio by x yields 1x to 26x, or x to 26 x . Therefore, the expression 26 x represents the number of athletes at the track meet.

Choice A is incorrect and may result from conceptual or calculation errors.

Choice C is incorrect and may result from conceptual or calculation errors.

Choice D is incorrect and may result from conceptual or calculation errors.