SSC-CGL Quants Quiz-39

0
845

Q.1) If x/2 – [4(15/2 – x/3)]/3 = -x/18, then what is the value of x?
1) -10
2) 9/8
3) 10
4) -9/ 8

Q.2) If a^3 + b^3 = 152 and a + b = 8, then what is the value of ab?
1) 2
2) 11
3) -10
4) 15

Q.3) A fraction is greater than its reciprocal by 9/20. What is the fraction?
1) 5/4
2) 4/5
3) 3/4
4) 4/3

Q.4) What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?
1) 219
2) 137
3) 231
4) 279


Q.5)
 What is the reflection of the point (5, -2) in the line x = -1?
1) (-7 , -2 )
2) (5 , 0)
3) (7 , -2)
4) (5 , 2)

Q.6) Point A divides segment BC in the ratio 4:1. Co-ordinates of B are (6 , 1) and C are (7/2 , 6). What are the co-ordinates of point A?
1) (4 , 3)
2) (4 , 5)
3) (2 , 5)
4) (3 , 5)


Q.7)
What is the slope of the line parallel to the line passing through the points (5, -1) and (4, -4)?
1) -3
2) -1 /3
3) 3
4) 1 /3

Q.8) ΔXYZ is similar to ΔPQR. If ratio of Perimeter of ΔXYZ and Perimeter of ΔPQR is 16:9 and PQ = 3.6 cm, then what is the length(in cm) of XY?
1) 4.8
2) 3.2
3) 6.4
4) 8.6

Q.9) What is the value of (1/2) Sec 30° + √2 Tan 60°?
1) (1 + 3√ 2)/√3
2) (√3 + 2)/√3
3) √3 + 2
4) (√3 + 2 )/2


Q.10)
Δ DEF is right angled at E. If m∠D = 45°, then what is the value of cosecF X cotD?
1) 1/√2
2) 2
3) 1 /2
4) √2