Rachael made a mosaic from different color rectangular tiles. three tiles measured 3 1/2 inches by 3inches. six tiles measured 4 inches x 3 1/4 inches. what is the area of the whole mosaic in square inches?

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

step-by-step explanation:

*calories burned = (weight)(calorie factor)*

calories burned = 180 (0.65)

calories burned = 117

the calories he used up is 117, which is 65% of his weight.