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

answer: -0.5 would be the most likley outcome

step-by-step explanation:

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.