Mathematics & Logic
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106
Two numbers are in the ratio 2 : 3. If their product is 96, find the numbers.
Easy
Mathematics & Logic
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107
If a/b = 4/5 and b/c = 15/16, then (c²-a²) / (c²+a²) is:
Hard
Mathematics & Logic
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108
A mixture contains milk and water in the ratio 5 : 1. On adding 5 liters of water, the ratio becomes 5 : 2. The quantity of milk is:
Medium
Mathematics & Logic
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109
If A : B = 2 : 1 and A : C = 1 : 3, then B : C is:
Easy
Mathematics & Logic
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110
Three numbers are in the ratio 3 : 4 : 5 and their L.C.M. is 2400. Their H.C.F. is:
Medium
Mathematics & Logic
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111
If 7 : x = 17.5 : 22.5, then the value of x is:
Easy
Mathematics & Logic
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112
The ratio of ages of A and B is 4 : 5. Six years hence, the ratio becomes 6 : 7. The present age of B is:
Medium
Mathematics & Logic
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113
Divide ₹1050 among A, B and C in the ratio 2 : 3 : 5. The share of B is:
Easy
Mathematics & Logic
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114
The ratio of the speeds of three racers is 2 : 3 : 4. What is the ratio of the time taken by them to cover the same distance?
Medium
Mathematics & Logic
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115
A mixture contains alcohol and water in the ratio 4 : 3. If 5 liters of water is added to the mixture, the ratio becomes 4 : 5. Find the quantity of alcohol in the mixture.
Medium
Mathematics & Logic
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116
Find the sub-duplicate ratio of 16 : 25.
Easy
Mathematics & Logic
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117
What is the fourth proportional to 4, 9 and 12?
Easy
Mathematics & Logic
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118
What is the compounded ratio of 2 : 3, 6 : 11 and 11 : 2?
Easy
Mathematics & Logic
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119
Two numbers are such that their sum, difference and product are in the ratio 11 : 1 : 90. Find the numbers.
Hard
Mathematics & Logic
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120
If A : B = 1/2 : 1/3 and B : C = 1/2 : 1/3, then A : B : C is:
Medium
Mathematics & Logic
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