1.How many zeroes are there at the end of the following product?
1 x 5 x 10 x 15 x 20 x 25 x 30 x 35 x 40 x 45 x 50 x 55 x 60
(a) 10
(b) 12
(c) 14
(d) 15
Answer:(a)
2.Let XYZ be a three-digit number, where (x + y + Z) is not a multiple of 3. Then (XYZ + YZX + ZXY) is not divisible by
(a) 3
(b) 9
(c) 37
(d) (X + Y + Z)
Answer:(b)
3.Let p, q, r and s be natural numbers such that p - 2016 = q + 2017 = r – 2018 = s + 2019 which one of the following is the largest natural number?
(a) p
(b) q
(c) r
(d) s
Answer:
(c)4. How many five-digit prime numbers can be obtained by using all the digits 1, 2, 3, 4 and 5 without repetition of digits?
(a) Zero
(b) One
(c) Nine
(d) Ten
Answer:(a)
5. In the sum ®+1®+ 5®+®®..® 1®® for which digit does the symbol ® stand?
(a) 2
(b) 3
(c) 4
(d) 5
Answer:(b)
6. If you have two straight sticks of length 7.5 feet and 3.25 feet, what is the minimum length can you measure?
(a) 0.05 foot
(b) 0.25 foot
(c) 1 foot
(d) 3.25 feet
Answer:(c)
7. A simple mathematical operation in each number of the sequence 14, 18, 20, 24, 30, 32, ..... results in a sequence with respect to prime numbers. Which one of the following is the next number in the sequence?
(a) 34
(b) 36
(c) 38
(d) 40
Answer:(c)
8. One page is torn from a booklet whose pages are numbered in the usual manner starting from the first page as 1. The sum of the numbers on the remaining pages Is 195. The torn page contains which of the following numbers?
(a) 5, 6
(b) 7, 8
(c) 9, 10
(d) 11, 12
Answer:(b)
9. Consider the following arrangement that has some missing letters:
abab_b_bcb_dcdcded_d
Answer:(c)
10. Let A3BC and DE2F be four-digit numbers where each letter represents a different digit greater than 3. If the sum of the numbers is 15902, then what is the difference between the values of A and D?
(a) 1
(b) 2
(c) 3
(d) 4
Answer:(c)
11. Two statements S1 and S2 are given below followed by a Question:
S1: There are not more than two figures on any page of a 51-page book.
S2: There is at least one figure on every page.
Question:
Are there more than 1oo figures in that book?
Which one of the following is correct in respect of the above Statements and the Question?
(a) Both S1 and S2 are sufficient to answer the Question, but neither S1 alone nor S2 alone is sufficient to answer the Question.
(b) S1 alone is sufficient to answer the Question.
(c) S1 and S2 together are not sufficient to answer the Question.
(d) S2 alone is sufficient to answer the Question.
Answer:(c)
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