|| 42. कितने वर्ष में एक राशि 6% �

1.	\|\| 42. कितने वर्ष में एक राशि 6% की दर से ।सरल ब्याज प्रतिवर्ष दुगुनी (double) होजाएगी?(b) 8(c) 12(d) 16(a) 4
Answer» 12 is a correct answer Let the principal be Rs.xTime=25/4 years.Amount=2x=2xInterest=A-P=2x-x=xUsing SI=PRT/100,we getR=100SI/(PT)or,R=100x/(x25/4)or,R=1004*x/25xor,R=16Answer:It will double itself in 25/4 years(6 years 3 months) at 16% p.a.

|| 42. कितने वर्ष में एक राशि 6% की दर से ।सरल ब्याज प्रतिवर्ष दुगुनी (double) होजाएगी?(b) 8(c) 12(d) 16(a) 4

Answer»

12 is a correct answer

Let the principal be Rs.xTime=25/4 years.Amount=2*x=2xInterest=A-P=2x-x=xUsing SI=P*R*T/100,we getR=100*SI/(P*T)or,R=100*x/(x*25/4)or,R=100*4*x/25xor,R=16Answer:It will double itself in 25/4 years(6 years 3 months) at 16% p.a.

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|| 42. कितने वर्ष में एक राशि 6% की दर से ।सरल ब्याज प्रतिवर्ष दुगुनी (double) होजाएगी?(b) 8(c) 12(d) 16(a) 4

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