From Statement II,
The ratio of their ages after 5 yr is 7 : 6
So, (6k + 5) / (5k + 5) = 7/6
? 36k + 30 = 35k + 35
? 36k - 35k = 35 - 30
? k = 5
? Age of anand = 6 x 5 = 30 yr
So, Statement II is alone sufficient.
Bank A has given the maximum loan in 2007
Number of students studying in school B in 1994 = 950 + (350 ? 150) + (225 ? 115) + (185 ? 110) + (200 ? 90) = 950 + 200 + 110 + 75 + 110 = 1445.
Expenditure on the game of Football = 15% of total amount spent
Expenditure on the game of Hockey = 15% of total amount spent
Therefore, the ratio of the expenditure on the two game = 1 : 1
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