SSC CGL Tier-2-17-February-2018 Maths

Instructions

For the following questions answer them individually

SSC CGL Tier-2-17-February-2018 Maths - Question 81


The average marks of 50 students in an examination was 65. It was later found that the marks of one student had been wrongly entered as 83 instead of 38. The correct average is?

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SSC CGL Tier-2-17-February-2018 Maths - Question 82


In a class of 50 students there are 22 girls who scored an average of 35 marks in the test. What is the average marks of the boys if the class average is 42 marks?

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SSC CGL Tier-2-17-February-2018 Maths - Question 83


The average of 41 consecutive odd numbers is 49. What is the largest number.

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SSC CGL Tier-2-17-February-2018 Maths - Question 84


A batsman scores 87 runs in the $$21^{st}$$ match of his career. His average runs per match increases by 2. What was his average before the $$21^{st}$$ match.

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SSC CGL Tier-2-17-February-2018 Maths - Question 85


Oil equal to 20% of the weight of ground nut is extracted in a mill. The matter left after extraction is sold as cattle feed at the rate of Rs 12.5/kg. The groundnuts are bought at Rs 20/kg. The processing cost is Rs 5/kg. At what price (Rs per kg) should the oil be sold to earn 20% profit on total costs (Total cost = Cost of groundnuts and Processing costs)?

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SSC CGL Tier-2-17-February-2018 Maths - Question 86


If a vendor sells a coconut at Rs 14.4 he makes 10% loss. If he wants to make 25% profit, then at what price (in Rs) should he sell?

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SSC CGL Tier-2-17-February-2018 Maths - Question 87


At a village trade fair a man buys a horse and a camel together for Rs 51,250. He sold the horse at a profit of 25 % and the camel at a loss of 20 %. If he sold both the animals at the same price, then the cost price of the cheaper animal was Rs ____________.

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SSC CGL Tier-2-17-February-2018 Maths - Question 88


On a certain item profit is 150%. If the cost price increases by 25% what will be the new profit margin (in %)?

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SSC CGL Tier-2-17-February-2018 Maths - Question 89


40% are the passing marks. A student gets 250 marks yet fails by 38 marks. What is the maximum marks?

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SSC CGL Tier-2-17-February-2018 Maths - Question 90


Ravi is 12 years younger than Surya. Ravi's age is 40% of the sum of his and Surya's age. What will be Surya's age 9 years hence?

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