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Earn 100

When a two-digit number N is divided by the sum of its digits, the result is Q. Find the minimum possible value of Q.

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Important Questions on Review Tests - Block I

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A one-digit number, which is the ten’s digit of a two-digit number X, is subtracted from X to give Y which is the quotient of the division of 999 by the cube of a number. Find the sum of the digits of X.
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After Yuvraj hit 6 sixes in an over, Geoffery Boy­cott commented that Yuvraj just made 210 runs in the over. Harsha Bhogle was shocked and he asked Geoffery which base system was he using? What must have been Geoffery’s answer?
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Find the ten’s digit of the number 72010.
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Find the HCF of 481 and the number 'aaa' where 'a' is a number between 1 and 9 (both included),
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The number of positive integer valued pairs (x,y), satisfying 4x-17y=1 and x<1000 is:
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Let a, b, c be distinct digits. Consider a two-digit number ‘ab’ and a three-digit number ‘ccb’ both defined under the usual decimal number system. If (ab)2=ccb and ccb>300 then the value of b is:
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Let x, y and z be distinct integers, x and y are odd and positive, and z is even and positive. Which one of the following statements can’t be true?