Question

answer all the questions with explain

Answer 1

Amount invested = Rs.6000
let rate be R% per annum = R/2 half yearly
T = 18 months = 3/2 years
so n = 3 half yearly
now‚
7986 = 6000[1+(R/2×200)]³
On comparing we get
1+R/200=11/10
R = 20%

Answer 2

Answer:

Step-by-step explanation:

X/100×6000=7986.

133.1=x

133.1/18=per month

7.39=per month

7.39×12=per year

88.73=annually