1.The wrong number in the series 2, 9, 28, 65,
126, 216, 344 is
(a) 9 (b) 65 (c) 216
(d) None of the above
2. Eight consecutive numbers are given. If the
average of the two numbers that appear in the
middle is 6, then the sum of the eight given
numbers is
(a) 36 (b) 48 (c) 54
(d) 64
3. A and B can do a job together in 12 days. A
is 2 times an efficient as B. In how many days
can B alone complete the work?
(a) 36 (b) 12 (c) 18
(d) 9
4. The marked price is 20% higher than cost
price. A discount of 20% is given on the marked
price. By this type of sale, there is
(a) No loss no gain (b) 4% gain (c) 4%
loss (d) 2% loss
5. A chair with marked price Rs. 350 is
available at successive discounts of 25% and
10%. The selling price of the chair is
(a) Rs. 240.25 (b) Rs. 242.25 (c) Rs.
236.25 (d) Rs. 230.25
