Which is a perfect square? 72 81 90 99

The ratio boys to girls on the bus 20/15. Find three ratios equivalent to the described ratio

Two employees are filling crates. One fills 2 3 of a crate each hour, one fills 1 1 4 crates every 2 hours. How many crates will they fill in 4 hours? 2 4/7 crates 3 5/6 crates 5 1/6 crates 7 2/3 crates

A 10 foot ramp must make an angle of 30 degrees with the ground if it is to reach a certain window. What angle must a 15-foot ramp make with the ground to reach the same window?

Simplify - |-7 + 4| Answer choices -11 -3 3 11

What times what makes 192 but add together and makes 32?

Brooke is saying money for a trip to the Bahamas that costs $295.99. She puts $150 into a savings account that pays 7.25% interest compounded quarterly. Will she have enough money in the account after 4 years. explain

What is 109 as a percentage?

A cylindrical trash can is 4.5 feet tall and holds 56.52 cubic feet of trash. What is the area of its base?

3x (x+8) = 180 i dont know what to do

What's 9+5x-5+3x equal to?