What are the steps for using integar tiles to evaluate the expression 45 divided by 15

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

What line represents the relationship between r and s