What is the unit rate for 644.8 ft in 31 s? enter your answer, as a decimal, in the box.

The unit rate is 20.8 ft/ sec.

Step-by-step explanation:

It is given that the displacement of 644.8 ft in 31 s.

When the rate is define in the quantity of 1, then it is called unit rate.

In 31 s the displacement is 644.8 ft.

Divide both sides by 31,

For one second the value of the displacement is 20.8.

Therefore the unit rate for 644.8 ft in 31 s is 20.8 ft/sec.

angle uzt is congruent to angle tzy. angle vzw is congruent to angle yzx.

(credits to leowren)

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