Top 50+ Arithmetic Reasoning Questions for SSC CGL Exams - 2
Question: 6
At the end of a business conference the ten people present all shake hands with each other once. How many handshakes will there be altogether?
(A) 25
(B) 35
(C) 45
(D) 55
Ans: C
Clearly, total number of handshakes
= (9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1) = 45.
Question: 7
A placed three sheets with two carbons to get two extra copies of the original. Then he decided to get more carbon copies and folded the paper in such a way that the upper half of the sheets were on top of the lower half. Then he typed. How many carbon copies did he get?
(A) 1
(B) 2
(C) 3
(D) 4
Ans: B
Since the number of carbons is 2, only two copies can be obtained.
Question: 8
A monkey climbs 30 feet at the beginning of each hour and rests for a while when he slips back 20 feet before he again starts climbing in the beginning of the next hour. If he begins his ascent at 8.00 a.m. what time will he first touch a flag at 120 feet from the ground?
(A) 3 p.m.
(B) 4 p.m.
(C) 5 p.m.
(D) 6 p.m.
Ans: D
Net ascent of the monkey in 1 hour = (30 - 20) feet = 10 feet.
So, the monkey ascends 90 feet in 9 hours i.e. till 5 p.m.
Clearly, in the next 1 hour i.e. till 6 p.m. the monkey ascends remaining 30 feet to touch the flag.
Question: 9
What is the product of all the numbers in the dial of a telephone?
(A) 1,58,480
(B) 1,59,450
(C) 1,59,480
(D) None of these
Ans: D
Since one of the numbers on the dial of a telephone is zero, so the product of all the numbers on it is 0.
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