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

Problems on H.C.F and L.C.M
Find the highest common factor of 36 and 84.

34
16
12
22

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

36 = 2² x 3²84 = 2² x 3 x 7H.C.F. = 2² x 3 = 12.

Problems on H.C.F and L.C.M
Find the least number which when divided by 16, 18, 20 and 25 leaves 4 as remainder in each case, but when divided by 7 leaves no remainder.

18000
17004
18002
18004

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The least number,which when divided by 48,60,72,108 and 140 leaves 38,50,62,98 and 130 as remainder respectively, is :

15110
11115
15120
15210

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
A gardener was asked a plant flowers in a row containing equal number of plants. He tried to plant 6, 8, 10 and 12 in each row, but 5 plants left in each case. When he planted 13 in a row, no plant wa

245
845
125
485

ANSWER DOWNLOAD EXAMIANS APP

Problems on H.C.F and L.C.M
The H.C.F. and L.C.M. of two numbers are 12 and 5040 respectively If one of the numbers is 144, find the other number

180
420
360
110

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Product of 2 numbers = product of their HCF and LCM144 * x = 12 * 5040x = (12*5040)/144 = 420

Problems on H.C.F and L.C.M
The greatest number that exactly divided 105, 1001 and 2436 is

11
7
21
3

ANSWER DOWNLOAD EXAMIANS APP
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