Dear Students, SSC has released the notification for CGL 2017. This time again the competition is going to be very stiff. Questions from Quant are asked in Tier-1 and Tier-II as well. Hence, you need to focus on this subject more. The only trick to master Quant is “practice‘. So, Practice daily. We are providing topic-wise quant quizzes, solve, learn, succeed.
Q1. P and Q are two points observed from the top of a building 10√3m high. If the angles of depression of the points are complementary and PQ = 20 m, then the distance of P from the building is
(a) 25 m
(b) 45 m
(c) 30 m
(d) 40 m
Q3. The angle of elevation of the top of a tower from two points situated at distances 36 m and 64 m from its base and in the same straight line with it are complementary. What is the height of the tower?
(a) 50 m
(b) 48 m
(c) 25 m
(d) 24 m
Q8. The tops of two poles of height 24 m and 36 m are connected by a wire. If the wire makes an angle of 60° with the horizontal, then the length of the wire is:
(a) 6 m
(b) 8√3m
(c) 8 m
(d) 6√3m
Q9. If a flagstaff of 6metres high, placed on the top of a tower throws a shadow of 2√3metres along the ground, then the angle (in degrees) that the sun makes with the ground is:
(a) 30°
(b) 60°
(c) 90°
(d) 45°
Q11. If the shadow of a tree of 60 m height is 18 m, then the height of the tree whose shadow is 24 m at the same time of the day is
(a) 60 m
(b) 70 m
(c) 80 m
(d) 90 m
Q14. A flag of 3metres high, placed on the top of a tower throws a shadow of 3√3metres along the ground, then the angle (in degrees) that the sun makes with the ground is-
(a) 30°
(b) 45°
(c) 60°
(d) 90°
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