# SSC CHSL 15 Jan 2017 Afternoon Shift

Instructions

For the following questions answer them individually

Question 81

Curved surface area of a cylinder is 1232 sq cm. If circumference of its base is 154 cm, then what will be the height of the cylinder? (Take π = 22/7)

Question 82

A student multiplied a number by 3/10 instead of 10/3. What is the percentage error in the calculation?

Question 83

What is the area of the sector whose central angle is 90° and radius of the circle is 14 cm?

Question 84

Coefﬁcient of $$x^{2}$$  in (x + 9)(6 - 4x)(4x - 7) is

Question 85

Given: 5x -3(2x-7) > 3x - 1 < 7 + 4x; then x can take which of the following values?

Question 86

A missile travels at 1422 km/h. How many metres does it travel in one second?

Question 87

The bus fare between two cities is increased in the ratio 17:20. Find the increase in the fare, if the original fare is Rs. 425

Question 88

(secA - 1)/(secA + 1) is equal to?

Question 89

If cos3A = X, then value of X?

Question 90

In a class of 66 students there are 33 girls. The average weight of these girls is 61 Kg and average weight of the full class is 66 kgs. What is the average weight of the boys of the class?

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