Question

A sum was put at simple interest at a certain rate for 2 years. Had it been put at 1% higher rate, it would have fetched Rs 24 more. The sum is:

• A. 600
• B. 800
• C. 1200
• D. 480

Answer 1

Answer:

C. 1200

Read Explanation:

Suppose sum= P Simple interest at certain rate r% for 2 years = P x rx2/100 = Pr/50 Also, simple interest at (r+1)% for 2 years = P x (r+1) x 2 /100=Px(r+1)/ 50 According to the question P (r+1)/50 -pr/50=24 or p/50=24 p=1200

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