SSC CHSL 21st March 2023 Shift-1

Instructions

For the following questions answer them individually

Question 61

Tilak's salary increases by 15% in the first year, decreases by 20% in the second year and increases by 25% in the third year. If Tilak's salary after these three years is Rs. 23,000, then find the salary of Tilak in the begianing of these 3 years.

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Question 62

What is the value of $$\frac{1 - \tan^2 45^\circ}{1 + \cos^2 90^\circ}$$?

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Question 63

Nikhil and Neha invested capital in the ratio 5 : 4. The time Neha invested her money for was one year more than that invested by Nikhil. The ratio of their profits is in the ratio 6 : 5. Find the time Nelm invested the money for.

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Question 64

Find the value of $$(p + 2q)^2 - (p - 2q)^2$$

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Question 65

If 60 percent of total articles are sold at a loss of 20 percent and remaining articles are sold at a profit of 5 percent, then what will be the overall loss percentage?

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Question 66

What is the value of $$224 of 4 \div 7 - 250 \times 3$$?

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Question 67

A trapezium plate having two parallel sides of length 15 cm and 9 cm. and distance between them is 6 cm. Copper plating is to be done on the plate at a rate of Rs.3 per square cm. What will be the total cost of copper plating on the upper side of the plate?

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Question 68

Farhan and Aman are going from Delhi to Haryana. The difference and sum of Their speeds are 40 km/hour and 60 km/hour respectively. If in a race Farhan can finish 8 minutes earlier than Aman, then find the distance they both should cover.

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Question 69

The pie chart given below show the runs scored by 5 batsmen in a cricket match. Total runs scored by these batsmen are 500, Runs scored by a batsman is shown as a percentage of runs scored by all these five batsmen.

How many runs are scored by the batsman R?

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Question 70

A can complete $$\frac{3}{8}$$ part of a work in 36 days. B can complete $$\frac{1}{2}$$ part of the same work in 27 days. Which of the following statement(s) is/are correct?
I. A is less efficient than B.
II. A and B working together can complete $$\frac{11}{15}$$ part of the same work in 36 days.

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