SSC CGL Tier-2 19-February-2018 Maths

Instructions

For the following questions answer them individually

Question 81

The average marks of 18 students in an examination was 60. It was later found that the marks of one student had been wrongly entered as 63 instead of 36. The correct average is:

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Question 82

In a class of 60 students there are 20 girls who scored an average of 40 marks in the test, what is the average marks of the boys if the class average is 60 marks?

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Question 83

The average of 44 consecutive odd numbers is 144.What is the largest number?

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Question 84

A batsman makes 100 runs in the $$25^{th}$$ match of his career. His average runs per match increases by 1.4. Find his average before the $$25^{th}$$ match.

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Question 85

An oil refinery buys oil at Rs 3600 per barrel. There is 10% wastage. If the refinery wants to earn 5% profit then at what price should it sell including 8% tax on selling price? (in Rs per barrel)

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Question 86

A vendor sells a coconut at Rs 24 and suffers 24% loss. If he wants to make 14% profit, then at what price (in Rs) should he sell?

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Question 87

A villager buys a goat and a sheep together for Rs 14,250. He sold the sheep at a profit of 10% and the goat at a loss of 20%. If he sold both the animals at the same price , then what was the cost price of the cheaper animal?

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Question 88

On a certain item profit is 120%. If the cost price increases by 10% then what will be the new profit margin (in %) if selling price remains the same?

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Question 89

If 35% are the passing marks. A student gets 200 marks yet fails by 24 marks. What is the maximum marks?

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Question 90

A student gets 22 marks more in French than what she got in German. Her German marks are 28% of the sum of her French and German marks. What are her French marks?

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