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Problems on Numbers for Exam

Q91. 2/3 of a certain number is 12. Half of the number be
(a) 9
(b) 12
(c) 15
(d) 17

Q92. The difference of two numbers is 8 and 1/8 th of their sum is 35. The numbers are
(a) 115, 92
(b) 120, 112
(c) 132, 128
(d) 144, 136

Q93. Of the three numbers, the sum of first two is 35, the sum of the second and the third is 45 and the sum of the third and the first is 80. The first number is
(a) 31
(b) 35
(c) 42
(d) 56

Q94. 50 divided into two parts such that the sum of their reciprocals is 1/12. These parts are
(a) 30, 20
(b) 35, 40
(c) 40, 42
(d) 50, 55

Q95. A number exceeds 10% of itself by 27. The number is
(a) 20
(b) 30
(c) 40
(d) 50



Q96. Two-fifth of a number is more than one fourth of the number by 6. The number is
(a) 35
(b) 40
(c) 45
(d) 55

Q97. What number must be added to the numerator and denominator of 2/5 to give 9/10 ?
(a) 18
(b) 21
(c) 25
(d) 32

Q98. A positive number added to its square gives 42. The number is
(a) 6
(b) 11
(c) 15
(d) 22

Q99. If the sum of two numbers is 10 and the sum of their reciprocals is 5/12 , the numbers would be
(a) 2, 5
(b) 4, 6
(c) 5, 6
(d) 7, 5

Q100. If the numerator of a function is increased by 15% and the denominator of the fraction is increased by 30%, the resultant fraction is 5/18. What is the original fraction ?
(a) 32/115
(b) 46/107
(c) 65/207
(d) 69/219


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