In the spring, you could serve a tennis ball at a rate of 43 mi/h. The speed of your serve increased 12%...

Question

6. In the spring, you could serve a tennis ball at a rate of 43 mi/h. The speed of your serve increased 12% after practicing all summer. About how fast is your serve after practicing?
F 38 mi/h
G 48 mi/h
H 51 mi/h
I 55 mi/h

SnapAndSolve AI · Accepted Answer

To find the new speed after a 12% increase, calculate 12% of 43 mi/h and add it to the original speed:

Calculate 12% of 43: 0.12 × 43 = 5.16 mi/h
Add this to the original speed: 43 + 5.16 = 48.16 mi/h

The closest answer is G 48 mi/h.

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In the spring, you could serve a tennis ball at a rate of 43 mi/h. The speed of your serve increased 12%...

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