80 is 20% of what number

an air traffic controller is tracking two planes. to start, plane A is at an altitude of 5000 feet and plane B is at an altitude of 4467 feet. Plane A is gaining altitude at 40.5 feet per second and plane B is gaining altitude at 50.

You have a 60 minute trial of the game. It takes 5 minutes to set up the game and 7 minutes to play each level. You want to find out how many levels you can play for free. Let l represent the number of levels played.

What is the volume of a piece of paper with the dimensions 11 in by 11 in by 1/32 in?

Brenda can deliver 644 newspapers in 7 hour how many newspapers can brenda deliver in 9 hours

Explain Emulsification

In a team bike race, each biker has to ride exactly 50 miles. the team must complete 560 miles. how many miles must each biker travel?

If the decimal is 0.08 what is 10 times as much

If you traveled 50 m in 25 s what is your distance traveled and average speed?

Karla has a younge sister and an older brother. Her younger sister is 3 years more than a half of karla's age. Her older brother is 7 year lees than twice karla's age. If the sum of all 3 of their is 38, how old is kayla.

The time t required to drive a certain distance varies inversely with the speed r. If it takes 4 hours to drive the distance at 35 miles per hour, how long will it take to drive the same distance at 45 miles per hour?