Exam Paper: SSC CHSL (Tier - 1) Online Exam held on 15.01.2017 Afternoon Shift (Quantitative Aptitude)

SSC CHSL (Tier - 1) Online Examination

Held on 15 January 2017 (Afternoon Shift)

(Quantitative Aptitude)

QID : 151 - At least one diagonal bisects the other in a ...............

Options:

1) Trapezium

2) Isosceles trapezium

3) Kite

4) Cyclic quadrilateral

Correct Answer: Kite

QID : 152 - 25% discount is offered on an item. By applying a promo code  the customer wins 4% cash back. What is the effective discount?

Options:

1) 28 percent

2) 29.12 percent

3) 29 percent

4) 5 percent

Correct Answer: 28 percent

QID : 153 - What is the HCF (highest common factor)  of 133 and 112?

Options:

1) 15

2) 7

3) 19

4) 16

Correct Answer: 7

QID : 154 - Value of (4a2 + 12ab  + 9b2)/(2a  + 3b) is

Options:

1) 2a - 3b

2) 2a + 3b

3) 2a

4) 3b

Correct Answer: 2a + 3b

QID : 155 - What is the equation of line whose slope  is -1/2 and passes through  the intersection of the lines x - y = -1 and 3x - 2y = 0?

Options:

1) x + 2y = 8

2) 3x + y = 7

3) x + 2y = -8

4) 3x + y = -7

Correct Answer: x + 2y = 8

QID : 156 - 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)

Options:

1) 16 cm

2) 4 cm

3) 8 cm

4) 12 cm

Correct Answer: 8 cm

QID : 157 - A student multiplied a number by 3/10 instead of 10/3. What is the percentage error in the calculation?

Options:

1) 1011.11 percent

2) 45.5 percent

3) 91 percent

4) 505.56 percent

Correct Answer: 91 percent

QID : 158 - What is the area of the sector whose central  angle is 90° and radius  of the circle is 14 cm?

Options:

1) 308 sq cm

2) 77 sq cm

3) 154 sq cm

4) 231 sq cm

Correct Answer: 154 sq cm

QID : 159 - Coefficient of x2  in (x + 9)(6 - 4x)(4x - 7) is

1) 216

2) -4

3) -92

4) 108

Correct Answer: -92

QID : 160 - Given: 5x -3(2x-7) > 3x - 1 < 7 + 4x; then x can take which of the following values?

Options:

1) 6

2) 9

3) -6

4) -9

Correct Answer: -6

QID : 161 - A missile travels  at 1422 km/h.  How many metres does it travel in one second?

Options:

1) 395 metres

2) 400 metres

3) 364 metres

4) 319 metres

Correct Answer: 395 metres

QID : 162 - 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

Options:

1) Rs 500

2) Rs 100

3) Rs 200

4) Rs 75

Correct Answer: Rs 75

QID : 163 - (secA - 1)/(secA + 1) is equal to? (secA - 1)/(secA + 1) कसक बराबर है?

Options:

1) (1 - sinA)/(1  + sinA)

2) (1 + cosA)/(1 - cosA)

3) (1 + sinA)/(1  - sinA)

4) (1 - cosA)/(1 + cosA)

Correct Answer: (1 - cosA)/(1 + cosA)

QID : 164 - If cos3A = X, then value of X?

Options:

1) 4cos3A - 3cosA

2) 4cos3A + 3cosA

3) 3cosA - 4cos3A

4) cosA + 4cos3A

Correct Answer: 4cos3A - 3cosA

QID : 165 - 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?

Options:

1) 72

2) 73

3) 69

4) 71

Correct Answer: 71

QID : 166 - A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction  of work is left.

Options:

1) 4/9

2) 1/4

3) 1/5

4) 2/9

Correct Answer: 1/4

QID : 167 - Product of digits of a 2-digit number is 15. If we add 18 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

Options:

1) 35

2) 15

3) 51

4) 21

Correct Answer: 35

QID : 168 - What is the value of tan 7π/6?

Options:

1) 1/√3

2) -1/√3

3) √3

4) -√3

Correct Answer: 1/√3

QID : 169 - When a discount of 20% is given on a jacket, the profit is 28%. If the discount is 13%, then the profit is

Options:

1) 39.2 percent

2) 41 percent

3) 42.8 percent

4) 37.4 percent

Correct Answer: 39.2 percent

QID : 170 - The point R(a,b) is first reflected in origin to R1 and R1 is reflected in X-axis to (-5,1). The co-ordinates of point R are?

Options:

1) (5,-1)

2) (-1,5)

3) (1,-5)

4) (5,1)

Correct Answer: (5,1)

QID : 171 - Deepinder  lent Rs 8200 to Jairaj for 16 years  and Rs 4900 to Karna for 15 years  on simple  interest at the same rate of interest and received  Rs 19446.5 in all from both of them  as interest. The rate of interest per annum is:

Options:

1) 10 percent

2) 10.5 percent

3) 9.5 percent

4) 11 percent

Correct Answer: 9.5 percent