(i) If a two digit odd number is followed by a prime number the first number is to be multiplied by the prime number. |
(ii) If an even number is followed by another even number, the first number is to be divided by the second number. |
(iii) If an odd number is followed by a composite odd number, the first number is to be added to the second number. |
(iv) If an even number which is multiple of 5 is followed by another number which is a multiple of 5, the second number is to be subtracted from the first number. |
(v) If a number which is perfect square is followed by another number which is a perfect square, the resultant number is the product of the square roots of the two numbers. |
21 9 15 81 25 5 |
A) 240
B) 270
C) 280
D) None of these
Correct Answer: A
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