1800 becomes rupees 2178 in certain time at the rate of 10% per annum

1.	1800 becomes rupees 2178 in certain time at the rate of 10% per annum compounded annually. The time is
Answer» ONG>Answer: 2 years Step-by-step EXPLANATION: So, Amount=P ( 1 + r/100 )t here, A=2178 P=1800 T? R=10% Amount=P ( 1 + r/100 )t 2178=1800 ( 1+10/100)t 2178=(40/100)t 121/100=( 11/10 )t (11/10)²= ( 11/10 )t time=2years

1800 becomes rupees 2178 in certain time at the rate of 10% per annum compounded annually. The time is

Answer» ONG>Answer:

2 years

Step-by-step EXPLANATION:

So, Amount=P ( 1 + r/100 )t

here,

A=2178

P=1800

R=10%

Amount=P ( 1 + r/100 )t

2178=1800 ( 1+10/100)t

2178=(40/100)t

121/100=( 11/10 )t

(11/10)²= ( 11/10 )t

time=2years