Which numbers are necessary to solve this problem?
brian goes to the gym 3 times a week. he exercises for 45 minutes each visit. fifteen of those minutes are spent on weights and the rest are spent on the treadmill.
how much time does brian spend on the treadmill in 4 weeks?
a.
3 times a week, 45 minutes, 15 minutes, 4 weeks
b.
3 times a week, 15 minutes, 4 weeks
c.
3 times a week, 45 minutes, 4 weeks
d.
3 times a week, 15 minutes

Clara solved the equation 7/3x = −2/3 as shown → 7/3x( 3/7 ) = −2/3 ( 3/7 ) x = −14 what is clara’s error?

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.

Acaterpillar eats 1400\%1400% of its birth mass in one day. the caterpillar's birth mass is mm grams. which of the following expressions could represent the amount, in grams, the caterpillar eats in one day? \