Question

(b) Principal = 37,500 at 5% p.a. Q. What rate gives 280 as interest on a sum of 3 56,000 in 2 years? Q. Arun bought a car for 33,50,000. The next year, the price went upto 3,70,000. What was the Percentage of price increase? Q. If Meena gives an interest of 345 for one year at 9% rate p.a. What is the sum she has borrowed?​

Answer 1

We have,

 P=Rs.56000,

 T=2years,

 SI=Rs.280

 We know that,

SI=100P×R×T

280=10056000×R×2

 R=2×560280

 R=0.25%

 Hence, the value of the rate is 0.25%.