Fez wants to paint his basement family room. the room measures 40 feet by 25 feet and has 8-foot ceilings. there are three small windows that measure 1 foot by 3 feet and a door that measures 7 feet by 3 feet. fez thinks the basement needs two coats of paint. each can of the color fez wants covers 450 square feet. how many cans should fez buy? a: 4 cans
b: 8 cans
c: 6 cans
d: 5 cans

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?