q: Calculate the largest 6 digit number which is exactly divisible by 55?
Options:
(A) 999955
(B) 999900
(C) 999845
(D) 999790
(E) 999735
a: Largest 4 digit number is 999999
After doing 999999 55 we get remainder 44
Hence largest 4 digit number exactly divisible by 88 = 999999 - 44 = 999955 The answer is (A).
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q: Which is greater than 99?
Options:
(A) 9
(B) 99
(C) 9.9
(D) 999
(E) 909
a: 999 greater than 99. The answer is (D).
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q: Two persons A and B can complete a piece of work in 30 days and 60 days respectively. If they work together, what part of the work will be completed in 10 days?
Options:
(A) 1/8
(B) 1/3
(C) 1/6
(D) 1/2
(E) 5/3
a: A's one day's work = 1/30
B's one day's work = 1/60
(A + B)'s one day's work = 1/30 + 1/60 = 1/20
The part of the work completed in 10 days = 10 (1/20) = 1/2. The answer is (D).
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q: Look at this series: 53, 53, 43, 43, 33, 33, ... What number should come next?
Options:
(A) A) 23
(B) B) 14
(C) C) 27
(D) D) 53
(E) E) 86
a:
In this series, each number is repeated, then 10 is subtracted to arrive at the next number. The answer is (A).
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