a) b) c) d) correct answer is: d) Explanation Here ‘a sum’ means ‘principal’.According to the question,Principle(p) = ?Rate(r) %Time(t) yearsS.I. So, We know, S.I. [cross multiply] Sum will be
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a) Rs 211 b) Rs 222 c) Rs 244 d) Rs 288 correct answer is: d) Rs 288 Explanation Here,Principal = Rs Rate = % p.a.Time = 3 years.We know,simple interest S.I. S.I. ...
a) 67777 b) 67707 c) 67007 d) 60007 correct answer is: b) 67707 Explanation Here,Divisor Quotient Remainder Let, the number be We know,Dividend (Divisor Quotient) Remainder The number is Ans: The number that, ...
a) HCF & LCM b) HCF & LCM c) HCF & LCM d) HCF & LCM correct answer is: b) HCF & LCM Explanation We know,HCF = Highest ...
a) b) c) d) correct answer is: b) Explanation First, we find the LCM of and The LCM of and is Now, to get as remainder in each case, ...
a) 81 b) 83 c) 85 d) 89 correct answer is: c) 85 Explanation Let the number be .According to the question, [interchange] The number is .Ans: 85 is the number. These particular questions ...
Explanation In this factorization formula used: (a + b)2 = (a2 + 2.a.b + b2) & (a – b)2 = (a2 – 2.a.b + b2) 4x2 – 4xy – 9y2 + y2 + 6yz – z2 {(4x2 – ...