31. The cost of an item is Rs 12.60. If profit is 10% over selling price then selling price Ans: Rs 13.86/-
32. There are 6 red shoes & 4 green shoes . If two of red shoes are drawn what is the probability of getting red shoes Ans: 6c2/10c2
33. To 15 lts of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol. Ans : 15%
34. A worker is paid Rs.20/- for a full days work. He works 1,1/3,2/3,1/8.3/4 days in a week. What is the total amount paid for that worker ? Ans : 57.50
35. If the value of x lies between 0 & 1 which of the following is the largest? (a) x (b) x2 (c) –x (d) 1/x Ans : (d)
36. If the total distance of a journey is 120 km .If one goes by 60 kmph and comes back at 40kmph what is the average speed during the journey? Ans: 48kmph
37. A school has 30% students from Maharashtra .Out of these 20% are Bombey students. Find the total percentage of Bombay? Ans: 6%
38. An equilateral triangle of sides 3 inch each is given. How many equilateral triangles of side 1 inch can be formed from it? Ans: 9
39. If A/B = 3/5,then 15A = ? Ans : 9B
40. Each side of a rectangle is increased by 100% .By what percentage does the area increase? Ans : 300%
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