Question

Find the value of x.

a) x:5 : : 6:30 b) 2:x : : 18:54 c) 9:63 = x:21 d) 6:24 = 4:x​

Answer 1

a) x:5::6:30

solve-

x×30=5×6

30x=30

x=30/30

x=1

b) 2:x::18:54

solve

x×18=2×54

18x=108

x=108/18

x=6

c) 9:63::x:21

solve-

63×x=21×9

63x=189

x=189/63

x=3

d) 6:24::4:x

solve

6×x=24×4

6x=96

x=96/6

x=16

Answer 2

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