Question
99 ml of mixture ‘P’ contains milk and water
in the ratio of 7:4, respectively is mixed with 30 ml of mixture ‘Q’ containing milk and water in the ratio of 3:2, respectively. Find the ratio of milk to water in the resulting mixture.Solution
Quantity of milk in mixture P = 7/11 × 99 = 63 ml Quantity of water in mixture P = 4/11 × 99 = 36 ml Quantity of milk in mixture Q = 3/5 × 30 = 18 ml Quantity of water in mixture Q = 2/5 × 30 = 12 ml Desired Ratio = (63 + 18):(36 + 12) = 81:48 = 27:16
6   55   91   116   132    ?  . Â
98    219    75    244    ?    273
Select the option in which the numbers are related in the same way as are the numbers of the following set.
(25, 18, 225)
26 63 124 215 342 511 ?
...8 9 30 155 ? 9837 108218
...3,   2,   3,  8,  31,  ?
3 12 48 192 768 ?
104Â Â Â Â Â Â 156Â Â Â Â Â Â Â 234Â Â Â Â Â Â Â ? Â Â Â Â Â Â Â 526.5Â Â Â Â Â Â Â 789.75
...18, 32, 50, 82, 132, ?
5Â Â Â Â 10Â Â Â Â Â 30Â Â Â Â Â 150Â Â Â Â Â 950Â Â Â Â Â 11550
...
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