SSC CHSL 14th October 2020 Shift-3

Instructions

For the following questions answer them individually

Question 61

Two parallel chords are drawn in a circle of diameter 20 cm. The length of one chord is 16 cm and the distance between the two chords is 12 cm. The length of the other chord is:

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Question 62

If $$x + \frac{1}{x} = 8$$, then find the value of $$\frac{5x}{x^2 + 1 - 6x}$$

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Question 63

If x = 255, y = 256, z = 257, then find the value of $$x^3 + y^3 + z^3 — 3xyz.$$

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Question 64

Find x if $$\cos x = -\frac{1}{2}$$,  $$\frac{\pi\ }{4}<x<\pi\ $$

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Question 65

The perimeter and length of a rectangle are in the ratio of 8 : 1, and the area of the rectangle is $$1323 cm^2$$. Find the length of the rectangle.

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Instructions

The following graph shows the sales of cars (in thousands) in four cities in 4 years. Study the graph and answer the question.

Question 66

In which year, the sales are highest?

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Question 67

Which city has the highest percentage of sales, and in which year?

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Question 68

Which city has the highest sales?

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Instructions

For the following questions answer them individually

Question 69

If $$\sin \theta - \cos \theta = \frac{7}{17},$$ then find the value of $$\sin \theta + \cos \theta$$.

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Question 70

A man buys an article for $$₹ 3,200$$ and sells it at a loss of 12%. What is the selling price of the article?

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