SSC CHSl 14 March 2018 Evening Shift

Instructions

For the following questions answer them individually

Question 1

Find the average of first 30 multiples of 7.

Question 2

Calculate the value of $$\frac{\sqrt{5}}{(5-\sqrt5)}$$, if $$\sqrt5=2.236$$

Question 3

If $$x+\frac{1}{x}=-2$$, then find the value of $$x^{631}+\frac{1}{x^{632}}$$

Question 4

Find the area (in sq units) enclosed by y = 0, x+6=0 and 2x-3y=6.

Question 5

Consider the following two triangles as shown in the figure below


Question 6

In the triangle ABC, the internal bisector of angle A meets the side BC at D. If BD = 7.5 cm and BC = 9 cm. Then calculate the value of AB : AC.

Question 7

If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?

Question 8

The ratio of Mohit’s and Sunil’s age at present is 7 : 9. Mohit is 4 years younger than Sunil. What will be the ratio of Mohit’s age and Sunil’s age after 6 years?

Question 9

In a mixture, unbroken and broken rice grains are in the ratio 3 : 2. How much fraction of the mixture must be drawn off and substituted with broken grains, so that the ratio of unbroken and broken grains becomes 1 : 1?

Question 10

The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?

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