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SSC CHSL (Tier - 1) Online Exam Paper - 2016 "held on 29 January 2017" Morning Shift (Mathematics)

SSC CHSL (Tier - 1) Online Exam Paper - 2016 "held on 29 January 2017"

Morning Shift (Mathematics)

QID : 51 - Coefficient of x² in 4x³ - 2x² + 2x - 3 are

Options:
1) 6
2) -2
3) 3
4) -3

Correct Answer: -2

QID : 52 - If a merchant offers a discount of 40% on the list price, then he makes a loss of 10%. What % profit or % loss will he make if he sells at a discount of 20% of the list price?

Options:
1) 4 percent loss

2) 14 percent profit

3) 5.5 percent loss

4) 20 percent profit

Correct Answer: 20 percent profit

QID : 53 - The mean of marks secured by 60 students in division A of class X is 66, 45 students of division B is 62 and that of 75 students of division C is 60. Find the mean of marks of the students of three divisions of Class X.

Options:
1) 61.8

2) 62.5

3) 61.1

4) 63.9

Correct Answer: 62.5

QID : 54 - On dividing 221a²b² by 13b², we get _____.

Options:
1) 17a²

2) 17b²

3) 13a²b²

4) 13

Correct Answer: 17a²

QID : 55 - 40.36 - (9.347 - x ) - 29.02 = 3.68. Find x.

Options:
1) -56.353
2) 1.687
3) -17.007
4) 82.407

Correct Answer: 1.687

QID : 56 - If x + 3 ≤ 4x + 4 and 5(4 - x) - 4 ≥ 5x -2; then

Options:
1) 2

2) 3

3) 1

4) -1

Correct Answer: 1

QID : 57 - A missile travels at 1116 km/h. How many metres does it travel in one second?

Options:
1) 360 metres

2) 368 metres

3) 310 metres

4) 348 metres

Correct Answer: 310 metres

QID : 58 - If the radius of a circle is increased by 31% its area increases by ______.

Options:
1) 62 percent

2) 31 percent

3) 35.805 percent

4) 71.61 percent

Correct Answer: 71.61 percent

QID : 59 - A bank offers 20% compound interest per half year. A customer deposits Rs 6000 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is

Options:
1) Rs 7680

2) Rs 3840

3) Rs 1920

4) Rs 960

Correct Answer: Rs 3840

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QID : 60 - The third proportional of two numbers 4 and 28 is _______.

Options:
1) 52

2) 56

3) 84

4) 196

Correct Answer: 196

QID : 61 - Mummy can bake 75 cakes in 15 hours, Mummy and Sister together can bake 120 cakes in 20 hours. How many cakes Sister can bake in 30 hours?

Options:
1) 45

2) 30

3) 60

4) 10

Correct Answer: 30

QID : 62 - Between 200 and 400 how many numbers are divisible by 7?

Options:
1) 28

2) 29

3) 30

4) 31

Correct Answer: 29

QID : 63 - The point P(a,b) is first reflected in origin to P1 and P1 is reflected in y-axis to (6,-5). The co-ordinates of point P are

Options:
1) (-6,-5)
2) (6,5)
3) (-6,5)
4) (6,-5)

Correct Answer: (6,5)

QID : 64 - A rice trader buys 20 quintals of rice for Rs 8,580. However, 22% rice is lost in transportation. At what rate should he sell to earn 20% profit?

Options:
1) Rs 278.8 per quintal

2) Rs 514.8 per quintal

3) Rs 660 per quintal

4) Rs 654.2 per quintal

Correct Answer: Rs 660 per quintal

QID : 65 - What is the equation of the line which has 3/2 and -4/7 as x and y intercept respectively?

Options:
1) 8x - 21y = -12

2) 8x + 21y = 14

3) 8x - 21y = 12

4) 8x + 21y = -14

Correct Answer: 8x - 21y = 12

QID : 66 - A tetrahedron has 4 vertices. How many edges does it have?

Options:
1) 8
2) 12
3) 6
4) 10

Correct Answer: 6

QID : 67 - The circumference of a circle is equal to the perimeter of an equilateral Δ. If the radius of the circle is 14 cm what is the length of the side of the equilateral Δ?

Options:
1) 88 cm

2) 88/3 cm

3) 88/√3 cm

4) 88√3 cm

Correct Answer: 88/3 cm

QID : 68 - If the curved surface area of a right circular cone is 10010 sq cm and its radius is 35 cm, find its volume?

Options:
1) 6930 cubic cm

2) 13860 cubic cm

3) 3465 cubic cm

4) 27720 cubic cm

Correct Answer: 13860 cubic cm

QID : 69 - What is the value of cosec 5π/3?

Options:
1) √2
2) -2/√3
3) -√2
4) 1/√3

Correct Answer: -2/√3

QID : 70 - sin(A+B) - sin(A-B) is equal to

Options:
1) 2sinAcosB
2) 2cosAcosB
3) 2cosAsinB
4) 2sinAsinB

Correct Answer: 2cosAsinB

QID : 71 - 2 - (cosA + sinA)² is equal to