Clarke ran for 2.8 miles on Sunday, 2 miles on Monday and 3.7 miles on Tuesday. Total distance covered by Clarke is ??? miles.

8.5 miles

Step-by-step explanation:

The question is asking for the total distance covered by Clarke in miles. To figure this out, you must add together all the miles he ran.

2.8 + 2 + 3.7

This gives you an answer of 8.5.

60 tiles

Step-by-step explanation:

Make equations equal,

.99x + 24 = 1.39x

Move all terms containing  x  to the left side of the equation & subtact 24

-.4x = -24

Divide

x = 60

Double check:

.99(60) + 24 = 83.4

1.39(60) = 83.4

i hope this helps :)