Is r<23 true or false

Twenty percent of what number is 40?

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third