one wall inside a shoe store is used to display walking shoes and running shoes. there are 135 pairs of shoes in this display. there are 1.5 times as many pairs of walking shoes as there are running shoes on display. how many pairs of walking shoes and running shoes are on display? a. 90 pairs of walking shoes and 45 pairs of running shoes b. 54 pairs of walking shoes and 81 pairs of running shoes c. 45 pairs of walking shoes and 90 pairs of running shoes d. 81 pairs of walking shoes and 54 pairs of running shoes