Atire on sal's car makes 13 revolutions per second while traveling down the freeway. sal's tires are 2 ft in diameter, and there are 5,280 feet in 1 mile. how far does sal drive in 1 hour? round the answer to the nearest mile.

a. 28 miles
b. 56 miles
c. 60 miles
d. 111 miles

B.56 miles

Step-by-step explanation:

Given: The diameter of Sal's tires= 2 feet

The circumference of tire is given by :-

, where d is the diameter of tire.

Now, the distance travel in 1 revolution = Circumference of tire = 6.28 feet

Since, A tire on Sal's car makes 13 revolutions per second while traveling down the freeway.

Therefore, Revolutions in 1 hour (3600 seconds)=

Distance covered in 46800 revolutions= feet

Since, there are 5,280 feet in 1 mile.

In miles , distance covered in 1 hour=

Hence, Sal drives  about 56 miles in 1 hour.

answer

you start with $5 and save $10 a week until you have at least $45wer

step-by-step explanation:

6 cm

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