Find the unit rate 50 min?
20 calls?

2.5 minutes per call

Step-by-step explanation:

This is a fraction equal to

50 minutes ÷ 20 calls

We want a unit rate where

1 is in the denominator,

so we divide top and bottom by 20

50 minutes÷ 20

20 calls÷ 20 =  2.5 minutes/ 1 call

in the math equation 8 x 7 = 56, the 8 and the 7 are both factors of 56, since in this lesson we will use square tiles to figure out the factors of a whole find as many different arrays as you can, but follow one important rule: all the rows must have the i can make two rows of nine, so 2 and 9 are both factors of 18.

step-by-step explanation: