What is the value of this expression?
40÷[24−4×(2+3)]

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f