Q1. when expressed in simplest form is:
A.
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B.
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C.
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D.
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Q2. The least number which is a perfect square and is divisible by each of the numbers 16, 20, and 24, is:
A. 6400 | B. 14400 |
C. 3600 | D. 1600 |
Q3. The sum of two numbers is 216, and their H.C.F. is 27. The numbers are:
A. 81, 189 | B. 108, 108 |
C. 154, 162 | D. 27, 189 |
Q4. The H.C.F of 204, 1190, and 1445 is:
A. 17 | B. 4 |
C. 6 | D. 18 |
Q5. L.C.M. of two prime numbers a and b (a > b) is 161. The value of 3b - a is:
A. -1 | B. 1 |
C. -2 | D. 2 |
Q6. The least number which when increased by 5 divisible by each one of 24, 32, 36 and 54, is:
A. 4320 | B. 859 |
C. 427 | D. 869 |
Q7. What is H.C.F. of 3556 and 3444 is:
A. 28 | B. 26 |
C. 23 | D. 25 |