Do the side lengths of 5, 6, and 7 form a pythagorean triple?

If a is a nonzero real number then the reciprocal of a is

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

Which problem would you use the following proportion to solve for? 24/x=40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?