Question

principal=₹5200,SI=₹975 and time=2 1/2​

Answer 1

Answer:

r=13.33

Step-by-step explanation:

we know that

SI=p*r*t

975=5200*r*2.5

975=13000*r

r=13000/975

r=13.33

hope this helps

pls mark me as the brainliest

Answer 2

we have to calculate interest here.

Step-by-step explanation:

the formula is I is indicate the interest ok

I = P×R × T

100

now substitute the values

you will get answer