Find the greatest common factor of the numbers:
16 and 20
40 and 90
24 and 54
18 and 44
42 and 28
13 and 39
35 and 56
24 and 56
15 and 50
28 and 49

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(01.04 mc) an ice sculpture is melting because of heat. assuming its height changes bynegative 5 over 32m every hour, what will be the change in height after 4 hours?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

What is the base of 1/9 to the power of 2