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1 .


Two sums of money are proportional to 7 : 9. If the first one is Rs.140, what is the other?

[ A ]    Rs. 180 right
[ B ]    Rs. 200
[ C ]    Rs. 240
[ D ]    Rs. 220
[ E ]    None of these
Answer : Option A
Explanation :
Let the sums of money be 7x and 9x.

7x = 140, x = 20, 9x = Rs.180
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