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Category: QA

Practice Test:Number System

If a three digit number ‘abc’ has 2 factors (where a, b, c are digits), how many factors does the 6-digit number ‘abcabc’ have? a.16   b.24   c.18   d.30 2. P and q...

PRACTICE TEST 2:QUANTITATIVE ABILITY

1. A shop stores x kg of rice. The first customer buys half this amount plus half a kg of rice. The second customer buys half the remaining amount plus half a kg of...

Practice Test 1: Quant

1.A five digit number is formed using digits 1, 3, 5, 7 and 9 without repeating any one of them. What is the sum of all such possible numbers? (a) 6666600 (b) 6666660 (c)...

divisibility by 6

Number System : Divisibility by 6

90 Days to CAT – A free short Course – Schedule  \/ Method 1: Check the original number if it is both an even number (divisible by 2) and (divisible by 3). This is the...

divisibility by two

Number System : Divisibility by 2

90 Days to CAT – A free short Course – Schedule  \/ Take any number and note the last digit in the number, discarding the other digits. Then take that digit while ignoring the...