Question

If A:B:C:D = 3:2:5:4 and D:E = 3:5 then A:B: C: D:E=
O 9:6 15:12:20
0 9:6: 10:12:20
0 9:6:15:12:29
O None of these
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Answer 1

Answer:

Step-by-step explanation:

A:B:C:D = 3:2:5:4

Multiplying by 3/4

A:B:C:D = 3*3/4:2*3/4:5*3/4:4*3/4

=9/4 : 6/4 : 15/4 :3

D:E=3:5

A:B:C:D:E=9/4 : 6/4 : 15/4 :3 :5

Multiply by 4 we get

A:B:C:D:E =9:6:15:12:20 Option(A)