Question

The simple interest of Rs. 450 at 4% p.a. for 2.5 years is *

Answer 1

Answer: simple interest is 45

Answer 2

$Given\: Principal (P) = Rs\:450,\\Rate \:of \: Interest (R) = 4\% \:p.a$

$Time (T) = 2.5 \: years$

$\boxed { \pink { Simple \: Interest (s.i) = \frac{PTR}{100} }}$

$I = \frac{ 450 \times 2.5 \: 4 }{100}$

$\implies I = Rs \: 45$

Therefore.,

$\red { Simple \: Interest } \green { = Rs \: 45}$

•••♪