Sam passes the Math examination and the mark he got is a multiple of 19. If the passing mark is 60 marks, which of the following numbers may be his mark? "57", "76", "84", "91"
76
5 and 55 have ______ common factors altogether.
2
The 4th common multiple of a set of numbers is 96, what is the L.C.M. of this set of numbers?
24
Which of the following pairs of numbers has 12 as their H.C.F.? " 6 &12" , "10 &18" , "24 & 36", "24 & 48"
24 & 36
Which of the following numbers is NOT a multiple of 18? "9", "36", "90", "108"
9
1,3, 9 are all the common factors of 27 and (33/ 45/ 60).
45
132 is a common multiple of 12 and A, which of the following numbers could A be? "8", "15", "26", "44"
44
The H.C.F. of 17 and 23 is ________.
1
The least common multiple of 4 and 24 is _______.
24
The H.C.F. of 28 and 48 is ________.
4
180 is the 3rd common multiple of 10 and 12, while 360 is the ______th common multiple of 10 and 12.
6th
The common factors of 18 and 42 is ______________.
1, 2, 3, 6
The H.C.F. of two numbers is 8. All of their common factors are ______________.
1, 2, 4 , 8
The first 3 common multiples of 15 and 18 is___________.
90, 180, 270
The L.C.M. of 3 and 9 is _________.
9
The 5th common multiple of 8 and 12 is __________.
120
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