Question

If 4 over 7 of a ton of concrete covers 7 over 8 of a bridge, how many tons of concrete are required to cover the entire bridge? (5 points)

a
17 over 56 ton

b
3 over 7 ton

c
1 over 2 ton

d
32 over 49 ton

Answer 1

Answer:

c is correct 1 over 2 ton.......

Answer 2

Answer:

d 32 over 49 ton

Step-by-step explanation:

4/7*1000 = 7/8

 4*8/7*7 *1000 = 1

 32/49 * 1000 = 1

i.e 32/49 ton concrete is required to cover the entire bridge.