1. The average weight of 8 persons
increases by 2.5 kg when a new person comes in place of one of them weighing 65
kg. What might be the weight of the new person?
(a) 82 kg
(b) 85 kg
(c) 76.5 kg
(d) 80 kg
2. Sumitra has an average of 56% on
her first 7 examinations. How much she should make on her eighth examination to
obtain an average of 60% on 8 examinations?
3. Ages of ‘A’ and ‘B’ are in the
ratio of 2 : 3 respectively. Six years hence the ratio of their ages will become
8 : 11 respectively. What is B’s present age?
(a) 18 years
(b) 28 years
(c) 27 years
(d) 25 years
4. The total age of A and B is 12
years more than that of total age of B and C. C is how many years younger than
(a) C is elder than A
5. The average marks fetched by
Mohan in History, Geography, Science and Mathematics is 10 more than the marks
fetched in Mathematics. If he has got 110 marks aggregate in History and
Geography, what will be the aggregate marks fetched in Science and Mathematics?
(d) None of these