Question

find principal if SI is rs. 400 rate is 5 percent of pa and time is 2 years​

Answer 1

Answer:

Time = 2years,

Interest = $ 400

Rate = 5% p.a.

Principal = (100 × Interest)/(Rate × Time)

= (100 × 400)/(5 × 2)

= 40000/10

= 2000

Therefore, Principal (P) = $ 2000

Step-by-step explanation:

hope its helpful

Answer 2

Answer:

$simple \: interest \: = \: p \times r \times n \div 100 \:$

400×5 × 2 / 100

4000 / 100

40 is simple interest