Question

Find
the
rate
of
interest
per
annum
at
which
900rs
will
yield
an
interest
of
180rs
in
5
years

​

Answer 1

Answer:

4years

Step-by-step explanation:

Find the interest per year:

5% of 900 = 0.05 x 900 = Rs 45

Find the number of years needed:

Interest = Rs 180

Interest per year = Rs 45

Number of years needed = 180 ÷ 45 = 4

Answer: 4 years