• Calculate the unit rate using the following information, a car was driven 250 miles in 2/5 of an hour. What is the rate in miles per hour?

100 miles per hour

Step-by-step explanation: Showing Work

This is a fraction equal to

250 miles ÷ 2.5 hours

We want a unit rate where

1 is in the denominator,

so we divide top and bottom by 2.5

250 miles÷ 2.5

2.5 hours÷ 2.5

=

100 miles

1 hour

=

100 miles

hour

= 100 miles per hour

just do 5.2 + 2 ( 7.2) and 1/3 x 3 (.9) and youv'e got your equation. 0.9( 9/10) + 7.2 ^2 = 16.4 hope i could !

step-by-step explanation: