(a) 3
(b) 2
(c) 1
(d) 5
Q2. If the number 91876X2 is completely divisibly by 8, then the smallest whole number in place of X will be:
(a) 1
(b) 2
(c) 3
(d) 4
Q3. If x and y are the two digits of the number 653 xy such that this number is divisible by 80, then x + y = ?
(a) 2
(b) 3
(c) 4
(d) 6
Q4. If the product 4864 × 9 P 2 is divisible by 12, the value of P is:
(a) 2
(b) 5
(c) 6
(d) 1
Q5. On dividing a number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5?
(a) 0
(b) 1
(c) 2
(d) 4
Q6. The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is:
(a) 3/5
(b) 3/10
(c) 4/5
(d) 5/4
Q8. A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7, which is divisible by 11. Then, (a + b) = ?
(a) 10(b) 11
(c) 12
(d) 15
Q9. When a number is divided by 13, the remainder is 11. When the same number is divided by 17, the remainder is 9. What is the number?
(a) 339
(b) 349
(c) 369
(d) Data inadequate
Q10. A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 9 are wrong and the other digits are correct, then the correct answer would be:
(a) 553681
(b) 555181
(c) 555681
(d) 556581
Q12. Three numbers are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is:
(a) 75
(b) 81
(c) 85
(d) 89
Q13. Three different containers contain 496 litres, 403 litres and 713 litres of mixtures of milk and water respectively. What biggest measure can measure all the different quantities exactly?
(a) 1 litre
(b) 7 litres
(c) 31 litres
(d) 41 litres
Q14. The greatest number which can divide 1356, 1868 and 2764 leaving the same remainder 12 in each case, is:
(a) 64
(b) 124
(c) 156
(d) 260
Q15. The least number, which when divided by 48, 60, 72, 108 and 140 leaves 38, 50, 62, 98 and 130 as remainders respectively, is:
(a) 11115
(b) 15110
(c) 15120
(d) 15210
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