Question

subtract 3/20 from 3/5 ?a 3/4 b 9/10c 3/5 d9/2​

Answer 1

Step-by-step explanation:

3/5 - 3/20

(12-3)/20

9/20

Answer 2

Answer:

a:b:c:d = 27/40:27/50:27/10

explanation:

To find a:b:c,b is made some in both the rations.L.C.M of

a:b = 3/4×9/10 = 27/40

b:c = 9/10×3/5= 27/50

c:d = 3/5×9/2 = 27/10

so that, a:b:c:d = 27/40:27/50:27/10