A group of friends wanted to compare their average running speeds. They recorded the distance and amount of time each person ran one Saturday morning. Select all the runners whose speeds are in a proportional relationship with each other.

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.

h/o/e/s mad

step-by-step explanation:

si si si

27/4x^6 y^8

step-by-step explanation:

4(3x^2y^4)^3 (2x^3y^5)^4

=

108x^6 y^12 /16x^12 y^20

=

108 /16x^6 y^8

=

27 /4x^6 y^8