Question

EXERCISE 12A
Find the simple interest and the amount when:
1. Principal - 6400, rate=6% p.a. and time 2 years
1
2. Principal - 2650. rate = 8% pa. and time - 2 years
3. Principal - 1500, rate = 12% p.a. and time - 3 years 3 m​

Answer 1

Answer:

answer1= 6400×6×2/100 =64×6×2=use calculater to find answer ok

Answer 2

Answer:

1. 6400 * 6 *2/100

=64 * 2 * 6

= 768

6400 + 768 = 7168

2. 2650 * 8 * 2/100

265 *8*2/10

=53 *8

= 424

=2650 + 424

=3074