2016 SSC CGL 01 Sep Evening Shift

Instructions

For the following questions answer them individually

Question 61

If sinθ+ cosecθ=2, then the value of $$sin^{-7}θ + cosec^7θ$$ is

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Question 62

A man has some hens and some cows. If the total number of heads of hens and cows together is 50 and the nunber of feet of hens and cows together is 142, then the number of cows is

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Question 63

In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )

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Question 64

The simplified value of $$\frac{3\sqrt7}{\sqrt5+\sqrt2}-\frac{5\sqrt5}{\sqrt2+\sqrt7}+\frac{2\sqrt2}{\sqrt7+\sqrt5}$$ is

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Question 65

If $$(a+b-6)^2 + a^2+b^2+1+2b = 2ab+2a$$, then the value of a is

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Question 66

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is

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Question 67

The least six digit number which is a perfect square is

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Question 68

The percentage change of a number when it is first decreased by 10% and then increased by 10% is

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Question 69

Find the angular elevation of the sum when the shadow of a 15m long pole is $$\frac{15}{\sqrt{3}}$$ metres

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Question 70

If 2y cosθ = x sinθ and 2x secθ - y cosecθ = 3 then what is the value of $$x^2 + 4y^2$$ ?

Video Solution
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