a) 8 months b) 9 months c) 1 ¼ years d) 1 ½ years correct answer is: b) 9 months Explanation Here,Principal Amount We know, S.I. S.I. S.I. Rate %So, S.I. [put all value] [cross ...
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a) 8% b) 10% c) 12% d) 12 ½% correct answer is: b) 10% Explanation Here ‘a sum’ means ‘principal’.Let,Principal Rate %Time years.So, according the question,Simple Interest [put the value] [cross multiply] Rate percent per annum ...
a) 10% b) 8% c) 6% d) 12 ½% correct answer is: b) 8% Explanation Actually here ‘Sum’ indicates ‘Principal’Let, Sum Rate % p.a.Time yearsSimple Interest or We know, S.I. According to the question, [cross multiply]% ...
a) 18 years b) 20 years c) 22 years d) 24 years correct answer is: c) 22 years Explanation Here,A’s principal A’s Rate % p.a.B’s principal B’s Rate % p.a.Let, Time yearsWe know, Amount Or, Amount ...
a) ₹ 724 b) ₹ 648 c) ₹ 768 d) ₹ 792 correct answer is: c) ₹ 768 Explanation Here,Principal [‘sum’ means ‘principal]Amounts Time yearsWe know, S.I. S.I. S.I. We also know, S.I. ...
a) 1 ¼ years b) 1 ¾ years c) 2 ¼ years d) 2 ¾ years correct answer is: a) 1 ¼ years Explanation Here,Rate %Let, Principal Time yearsAccording to the question,Simple Interest is So that, S.I. ...
a) ₹ 1580 b) ₹ 2400 c) ₹ 2800 d) none of these. correct answer is: b) ₹ 2400 Explanation Here, ‘Sum’ means ‘Principal’.Rate % or %Time years or yearsSimple interest Let, Principal We ...