2017 SSC CGL 08 Aug Shift-3


For the following questions answer them individually

Question 81

Average age of a team having 12 players is 23 years. If the age of the coach is also included, then the average age increases by 2 years. What is the age (in years) of the coach?

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Question 82

An item is sold at two successive gains of 30% and 20%. If the final selling price is Rs 31200, then what is the cost price (in Rs)?

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Question 83

The number of trees in a town is 17640. If the numbers of trees increases annually at the rate of 5%, then how many trees were there 2 years ago?

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Question 84

Aman and Kapil starts from Delhi and Gwalior respectively towards each other at same time. They meet at Mathura and then take 196 minutes and 225 minutes respectively to reach Gwalior and Delhi. If speed of Aman is 30 km/hr, then what is the speed (in km/hr) of Kapil?

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Question 85

The simple interest on a sum of money for 10 years is Rs 3130. If the principal becomes 5 times after 5 years, then what will be the total interest (in Rs) obtained after 10 years?

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Question 86

If $$\frac{11-13x}{x}+\frac{11-13y}{y}+\frac{11-13z}{z}=5$$, then what is value of $$\frac{1}{x}+\frac{1}{y}+\frac{1}{z}$$ ?

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Question 87

If 2x + (9/x) = 9, then what is the minimum value of $$x^{2}+(\frac{1}{x^{2}})$$ ?

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Question 88

If $$\frac{(5x-y)}{(5x+y)}=\frac{3}{7}$$, then what is the value of $$\frac{4x^{2}+y^{2}-4xy}{9x^{2}+16y^{2}+24xy}$$ ?

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Question 89

If $$(x+y)^{2}=xy+1$$ and $$x^3 - y^3 = 1$$, then what is the value of x - y?

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Question 90

In  the given figure. PQRS is a square and SRT is an equilateral triangle. What is the value (in degrees) of $$\angle$$ $$SOR$$ ?

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