Question

the least number that is divisible by all the numbers from 1 to 10 (both inclusive) is

1) 2025 2) 5220 3) 5025 4) 2520​

Answer 1

............................

Answer 2

Factors of 1 to 10 numbers

1=1

2=1×2

3=1×3

4=1×2×2

5=1×5

6=1×2×3

7=1×7

8=1×2×2×2

9=1×3×3

10=1×2×5

∴ LCM of number 1 to 10 = LCM (1,2,3,4,5,6,7,8,9,10)

= 1×2×2×2×3×3×5×7 = 2520

option (d) 2525 is the right answer ...

hope it helps !!