09 May 2016

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-VI)

QUERY 51 n is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2n is divided by 4 ? A) 3 B) 2 C) 1 D) 0 MAHA GUPTA DIVISION ALGORITHM = DIVIDEND × (DIVISOR × QUOTIENT) + REMAINDER So, CASE-I:

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23 Aug 2014

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-V)

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-V) QUERY 41 On dividing two numbers 2963 and 1312 by a three digit number N, remainder is the same in each case. Find N. A) 8 B) 11 C) 9 D) 10 MAHA GUPTA One has to remember that each factor of the difference

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20 Jul 2014

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-II)

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-II) QUERY 12 2525 is divided by 26, the remainder is? A) 1 B) 2 C) 24 D) 25 RONNIE BANSAL Use remainder theorem. Here 2525 is the polynomial and the divisor is 26. We can write 26 = 25+1 = 25 – ( -1)

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12 Jun 2014

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-IV)

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-IV) QUERY 31 When a number is divided by 7 the remainder is 4 and when the number is divided by 6, the remainder is 3. What will be the number? A) 32 B) 46 C) 39 D) 53 MAHA GUPTA This query is similar

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12 Jun 2014

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-III)

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-III) QUERY 21 78 – 58 is wholly divisible by which number? A) 25 B) 24 C) 23 D) 21 Vijay Bharath Reddy 78 – 58 = (74)2 – (54)2 => (74 + 54)(74 – 54) => (74 + 54)[(72)2 – (52)2] => (74 + 54)(72 + 52) (72 – 52) => (74 + 54)(72 + 52)*24

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12 Jun 2014

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-I)

QUESTIONS ON REMAINDERS & DIVISIBILITY (PART-I) QUERY 1 Finding out smallest number which leaves same remainder with different divisors. Type # 1. Find Smallest number other than 4, that leaves remainder 4 when divided by 6, 7, 8 or 9. A) 504 B) 500 C) 508 D) 516 JAYANTCHARAN CHARAN

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