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

Problems on H.C.F and L.C.M
L.C.M. of two prime numbers x and y (x > y) is 161 The value of 3y – x is:

-1
1
-2
2

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The H.C.F. of 1.75, 5.6 and 7 is:

0.07
3.5
0.7
0.35

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
What is the HCF of 2/3, 4/9 and 6/5

2/45
8/45
4/15
7/45

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The greatest number of five digits which is divisible by 32, 36, 40, 42 and 48 is:

90730
90725
90715
90720

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
Find the Greatest Number that will devide 43, 91 and 183 so as to leave the same remainder in each case

4
7
13
9

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
What is the least number when divided by 4, 5, 6, 8 and 10 leaves 3 as remainder?

116
121
112
123

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

 The least number which when divided by 4,5,6,8 and 10 is the LCM of these numbers. But each time  to get 3 as remainder, we have to add the remainder 3 to the obtained LCM.LCM of (4, 5, 6, 8, 10)+ 3=120+3=123

MORE MCQ ON Problems on H.C.F and L.C.M

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