Question

13. The interest for a principal of Rs. 4,500 which gives an amount
of Rs. 5,000 at end of certain period is__
a) Rs. 500
b) Rs. 200
c) 20%
d) 15%
14. Which among the following rate of interest of Rs. 200 for the principle
of Rs. 2000 for one year
a) 10%
b) 20%
c) 5%
d) 12% (Explain with solution)​

Answer 1

Answer:

13th

a) Rs500

since, SI=Amount-Principal

=5000-4500

=500

14th

a)10%

SI= P*R*T/100

200= 2000*R*1/100

200= 20R

R=200/20

R=10%