A and b together have rs 1210 if 4 by 15 of base amount is equal to 2 by 3 of 20 amount how much amount does b have
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A and B together have Rs 1210 If frac 4 15. ... If 415. of A's amount is equal to 25. of B's amount, how much amount does B ... 415A=2 5B⇒A=(25×154)B⇒A=32B⇒AB=32⇒A:B=3: 2...................
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let a'amount be x
therefore, b's amount be 1210-x
4/15*x=2/5*(1210-x)
4*x*5=2*15*(1210-x)
20x=30(1210-x)
20x=36300-30x
50x=36300
x=726 rs
b=1210-x
=1210-726=484 rs
therefore ,
the answer is (b)
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