Question

The sum of all multiples of a lying between
400 and 500 is ?​

Answer 1

Answer:

your answer

Step-by-step explanation:

12=2×2×3

15=3×5

20=2×2×5

L.C.M=3×2

2

×5=60

LCM of 12,15,and20=60

Here,

60×7=420 and

60×8=480

lies between 400 and 500.