Question

Hi I am Shinjan biswas of class V.. my question is,the LCM of two numbers is 20 and their HCF is 1. If 1 of the numbers is 4, the other number is __________....Can anyone answer this question?​

Answer 1

Answer:

LCM X HCF =A X B

20 x 1 =4 x b

20 = 4 x b

20/4 = b

therefore b = 5

Answer 2

Step-by-step explanation:

LCM X HCF =A X B

20×1 = 4b

20 = 4b

20/4 = b

therefore b = 5

HOPE IT HELPS