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Problems on H.C.F and L.C.M

Problems on H.C.F and L.C.M
There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number?

23
17
29
31

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Problems on H.C.F and L.C.M
The greatest number which can divide 1356, 1868 and 2764 leaving the same remainder 12 in each case, is:

156
260
64
124

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Problems on H.C.F and L.C.M
The product of two numbers is 2025 and their HCF is 15 their LCM is:

135
2040
2010
150

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Problems on H.C.F and L.C.M
A rectangular courtyard 3.78 metres long and 2.25 metres wide is to be paved exactly with square title, all of the same size. What is the largest size of the tile which could be used for the purpose

21 cms
11 cms
None of these
42 cms

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Problems on H.C.F and L.C.M
Find the size of the largest square slabs which can be paved on the floor of a room 5 meters 44 cm long and 3 meters 74 cm broad?

34
38
56
42

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Problems on H.C.F and L.C.M
Find the greatest number which will divide 25, 73 and 97 as so to leave the same remainder in each case?

24
32
12
18

ANSWER DOWNLOAD EXAMIANS APP
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