Sally has three pieces of materialthe first piece is 1 yd 2 ft 6 in long the second piece is 2 yd 1 ft 5 in long and the third piece is 4 yd 2ft 8in long how much material does sally have?

Answer 1

1 Yard = 3 ft 12 in = 1 ft If you add up the pieces you'll get 7 yrd, 5 ft, and 19 in 5 ft/3 ft = 1 yrd and 2 in -------------------------(1) 19 in / 12 in = 1 ft and 7 in ---------------------(2) We have 7 yrd plus one yrd from (1) = 8 yrd and 5 ft plus one ft from (2), now we have 8 yrd 3 ft and 7 in ------------------(3) again 3 ft/3 ft = 1 yrd -------------(4) add the 1 yrd from (4) to (3) you'll get 9 yrd and 7 in. The correct answer D