Some vinyl records (let's call them "Oldies") rotate at the rate of 78 rpm (revolutions per minute). The chart below shows revolutions per minute for three different tracks on another type of vinyl record (called "Goodies").

Which has a greater rate of revolutions per minute, Oldies or Goodies?

Track 1Track 2Track 3

Minutes345

Revolutions135180225

Choose 1

Choose 1

(Choice A)

A

Oldies

(Choice B)

B

Goodies

(Choice C)

C

the rates are the same

(A ) Oldies

Step-by-step explanation:

Goodies

First, we determine the revolution rate per minute of the Goodies.

Revolution rate per minute

Since the oldies have a rate of 78 revolutions per minute;

78 rpm. >45 rpm.

We therefore conclude that the Oldies has a greater rate of revolutions per minute.

The correct option is A.

answer: what equations are there

step-by-step explanation:

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