What are common multiples of 20 to 25 to 100?

Answer 1

In the future, if you ask these one at a time as separate questions, you will find them already answered.

(20, 25) Any multiple of 100

(42, 14) Any multiple of 42

(30, 12) Any multiple of 60

(9, 25) Any multiple of 225

(60, 45) Any multiple of 180

(23, 29) Any multiple of 667

(49, 141) Any multiple of 6909

(50, 25) Any multiple of 50

(142, 25) Any multiple of 3550

(142, 148) Any multiple of 10508

(84, 105) Any multiple of 420

Answer 2

The LCM of 20 and 25 is 100.