naomi has earned $54 mowing lawns the past two days .She worked 2.5 hours yesterday and 4.25 hours today .if naomiis paid the same amount for every hour she works ,how much does she earn per hour to mow lawns

8$ per hour

Step-by-step explanation

First, we need to find how many hours Naomi worked, total.

Simply add

Now we know that Naomi earned 54$ over 6.75 hours.

All we have to do to find the hourly rate is divide

Naomi earns 8$ per hour mowing lawns.

$8

Step-by-step explanation:

Set up an equation with the payrate ($/hr) as the unknown.

2.5 × R + 4.25 × R = 54

6.75 × R = 54 ; R = = 8

a) 15/7

step-by-step explanation:

the answer is c: divide the arc's degree measure by 360°, then multiply by the circumference of the circle.