# ssc cgl tier 1 :: quantitative aptitude :: qa test 2 ## Home ssc cgl tier 1 / quantitative aptitude Questions and Answers

1 .A bag contains 5 white and 7 black balls and a man draws 4 balls at random. The odds against these being all black is :
7 : 92
92 : 7
92 : 99
99 : 92 View Answer Discuss in Forum

2 .The letters of the word SOCIETY are placed at random in a row. The probability that the three vowels come together is
A.$1\over6$ , B.$1\over7$ , C.$2\over7$, D.$5\over6$
a
b
c
d View Answer Discuss in Forum

3 .There are three events $E_1$,$E_2$,and $E_3$ One of which must, and only one can happen. The odds are 7 to 4 against $E_1$,5 to 3 against $E_2$ The odds against ,and $E_3$ is
4 : 11
3 : 8
23 : 88
65 : 23 View Answer Discuss in Forum

4 .
2n + 5
5n+ 6
8n+ 3
8n+ 15 View Answer Discuss in Forum

5 .
16
8
4
${\sqrt15}$ View Answer Discuss in Forum

6 .A trader marked a watch 40% above the cost price and then gave a discount of 10%. He made a net profit of Rs.468 after paying a tax of 10% on the gross profit. What is the cost price of the watch?
Rs.1200
Rs.1800
Rs.2000
Rs. 2340 View Answer Discuss in Forum

7 .By selling 8 dozen pencils, a shopkeeper gains the selling price of 1 dozen pencils. What is the gain?
A.12$^1\over2$ % , B.13$^1\over7$ % , C.14$^2\over4$ , D.87$^1\over2$ %
a
b
c
d View Answer Discuss in Forum

8 .For what value of k, will the expression 3x 3 â€“ kx 2 + 4x + 16 be divisible by $\left( x-\frac{ k}{2}\right)$ ?
4
-4
2
0 View Answer Discuss in Forum

9 .
a
b
c
d View Answer Discuss in Forum

10 .
a
b
c
d View Answer Discuss in Forum