# quiz

1. A sum of money at simple interest amounts to
₹
815
in
3
years and to
₹
854
in
4
years. What is the sum?

A.
₹
650

B.
₹
700

C.
₹
698

D.
₹
690

Explanation:

SI for 1 year = 854 − 815 = 39

SI for 3 years = 39 × 3 = 117

Required sum = 815 − 117 = 698

2.A sum fetched a total simple interest of
₹
929.20
at the rate of
8
%
per annum in
5
years. What is the sum?

A.
₹
2353

B.
₹
1223

C.
₹
2563

D.
₹
2323

Explanation:

P = 100 × SI RT = 100 × 929.20 8 × 5 = 2323

1. How much time will it take for an amount of
₹
900
to yield
₹
81
as interest at
4.5
%
per annum of simple interest?

A.
1
year

B.
2
years

C.
3
years

D.
4
years

Explanation:

T = (100×SI)/PR = (100×81)/ 900 × 4.5 = 2