1. A man purchased a box full of pencils at the rate of 7 for Rs.9 and sold all of them at the rate of 8 for Rs.11. In this transaction, he gained Rs.10. How many pencils did the box contain?

(a) 111
(b) 112
(c) 114
(d) 116

2. A man bought a number of clips at 3 for a rupee and an equal number at 2 for a rupee. At what price per dozen should he sell them to make a profit of 20%?

(a) Rs.9
(b) Rs.10
(c) Rs.6
(d) Rs.7

3. A man bought some oranges at Rs. 10 per dozen and bought the same number of oranges at Rs. 8 per dozen. He sold these oranges at Rs. 11 per dozen and gained Rs.120. The total number of oranges bought by him was:

(a) 55 dozens
(b) 80 dozens
(c) 90 dozens
(d) 60 dozens

4. A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?

(a) 8
(b) 9
(c) 5
(d) 2

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