A sprinkler rotates 45 degrees every 15 seconds. How long does it take the sprinkler to rotate 360

Which of the numbers below belong to both the set of natural numbers and the set of integers? 15 -5 -3 None of the numbers belong to both the set of natural numbers and integers.

3 friends are sharing the cost of a bucket of popcorn. The total cost of the popcorn is $5.70. Write an equation that could be used to find the amount a of that each friend should pay

A box of donuts has 12 total. One-fourth of the donuts have sprinkles. Of the remaining donuts, one-third have cherry filling. The rest are plain. How many plain donuts are in the box?

A thermometer shows a temperature of Negative 20 and three-fourths degrees. A chemist recorded this temperature in her notebook using a decimal. Which number did the chemist write in the notebook? -21.4 repeating -21.3 repeating -20.75 -20.34

Sarah is five years older than Jamie. Jamie is twice as old as Greg. Their ages total 45. How old is each person?

What is 45 over 2 in decimals?

Solve the equations: a (9x-5/2) - (3+2x/3) - (8x-2/4) = 2 b (5x-1/7) + (4x-3/2) - (3-2x/2) = 6 c (8x+7/6) + (3-2x/4) - (5x-2/2) = 32

Approximate the square root of two to the nearest tenth

Annabelle's mom backed one dozen cupcakes Annabelle took 1 third of that to school how many cupcakes did she take

The minimum daily requirement of vitamin C for 14-year-olds is at least 50 mg per day and average sized apple contain 6 mg of vitamin C how many apples would a person have to eat each day to satisfy this requirement