SSC CHSL 17th March 2020 Shift-1

Instructions

For the following questions answer them individually

Question 61

X and Y together can finish a piece of work in 15 days, while Y alone can finish it in 40 days. X alone can finish the work in:

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Question 62

The following bar graph shows the number of deaths from road accidents occurred during the rainy season in the year 1992. Study the graph carefully and answer the question.

Between which two consecutive weeks was the rise in the number of deaths the greatest?

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Question 63

Find the value of $$\frac{\cos 30^\circ - \sin 30^\circ}{\sin 60^\circ + \cos 60^\circ}$$

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Question 64

Sachin’s income is 25% more than Dileep’s income. By how much percentage is Dileep’s income less than Sachin’s income ?

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Question 65

Sohan sold a plot for $$₹ 2,55,000$$ at a 15% loss. At what price should he sell the plot to gain a 10% profit?

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Question 66

A batsman in his 11th inning makes a score of 77 runs, there by increasing his average scores by 3. What is his average score after the 11th inning?

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Question 67

If $$cosec \theta + \cot \theta = 2,$$ then $$\sin \theta$$ is:

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Question 68

If $$a^3 + b^3 = 20$$ and $$a + b = 5$$, then find the value of $$a^4 + b^4$$.

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Question 69

If $$\sec^2 x - 3 \sec x + 2 = 0$$, then the value of $$x(0 < x < 90^\circ)$$ is:

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Question 70

The given bar graph represents the Percentage of non-electrified villages in 6 states A, B, C, D, E and F. Study the graph and answer the question that follows.

How many states have at most 30% or less non-electrified villages?

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