a) 6:9 X: 12
b) 9:x :: 10:20
Find the value of X
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Answer:
A-Product of mean = product of extreme
6× 12 = 9×x
72=9x
72/9= x
x=8
B- Product of mean= product of extreme
9×20=x×10
180=10x
180/10=x
18=x
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