find the least number which one divide by 16, 15 and 18 leave remainder 5
aditya9684:
Pls Hcf factor me
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16 = 2 x 2 x 2 x 2
15 = 3 x 5
18 = 2 x 3 x 3
LCM = 2 x 2 x 2 x 2 x 3 x 3 x 5 = 720
Required number = LCM + Remainder = 720 + 5 = 725
15 = 3 x 5
18 = 2 x 3 x 3
LCM = 2 x 2 x 2 x 2 x 3 x 3 x 5 = 720
Required number = LCM + Remainder = 720 + 5 = 725
Hcf factor
Least number means LCM, not HCF
okk
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