coach increase the number of sit-ups in PE from 40 to 55 by what percent did Coach change the number of sit-ups required

Which fraction is greater 5/8 or 7/10

Solve this system of equations algebraically using substitution y = x + 4 and x + y=2

Find the perimeter. A rectangle measuring 3cm by 12cm

What is the solution to the equation - 5 (s-30) = -10

What numbers divide 58 evenly

How many weeks will it take Justin to save $133 if he saves $9.50/wk? Derive a complete equation to model the problem. Use w to represent the unknown value.

An airline finds that 5% of the persons who make reservations on a certain flight do not show up for the flight.

20 hours put into degrees?

Which should be calculated first to solve this story problem? Marta has had a health club membership for 5 weeks. She goes to the health club 6 times a week. She exercises for 1.5 hours each visit. She spends 0.

An animal shelter houses only dogs and cats. The ratio of cats to dogs at the shelter is 11:9. What is the ratio of the number of dogs to the total number of animals at the shelter?