SSC CGL 2012 Tier 1 8 July NZ Morning I

Instructions

For the following questions answer them individually

Question 121

If in a triangle ABC, the angles at B and C are 1.5 and 2.5 times of the angle at A respectively, then angle at B is

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Question 122

In xy­plane, a straight line L 1 bisects the 1st quadrant and another straight line L 2 trisects the 2nd quadrant being closer to the axis ofy. The acute angle between L 1 and L 2 is

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Question 123

If ABCDEF is a regular hexagon, then ΔACE is

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Question 124

ABCD is a cyclic quadrilateral whose vertices are equidistant from the point 0 (centre of the circle). If ∠COD = 120° and ∠BAC = 30°, then the measure of ∠BCD is

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Question 125

P owns 2/3 shares of a company and the rest of the shares is equally divided among Q and R. If the profit on each share increases from 5% to 7%, P earns an extra 800 rupees. The investment of R on the shares is

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Question 126

A sum of money lent at compound interest for 2 years at 20% per annum would fetch Rs. 482 more, if the interest was payable half yearly than if it was payable annually. The sum is

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Question 127

A man travels 2/15 of the total journey by rail, 9/20, by car and the remaining 10 km on foot. His total journey in km is

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Question 128

A merchant bought 140 cupboards at an auction. He sold 80 of them at a profit of Rs. 4,000 and the rest at a loss of Rs. 1,200. On the whole, he gained 10%. Then the cost of each cupboard is

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Question 129

If $$3x^{2}-4x-3=0$$, then the value of x­-1/x is

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Question 130

a : b for the greatest possible value of $$5 - (3a - b)^{2}$$ is

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