8, 5 and 3 can all go into 120 evenly.
Any multiple of 120
The numbers which are divisible by 3, 5 & 8 are multiples of their LCM. The lcm of 3, 5 & 8 is 3 x 5 x 8 = 120 So 3, 5 & 8 all divide into 120, 240, 360, 480, 600, ...
840
Their LCM is 280
8
8, 5 and 3 can all go into 120 evenly.
Only 1 can.
Any multiple of 120
The numbers which are divisible by 3, 5 & 8 are multiples of their LCM. The lcm of 3, 5 & 8 is 3 x 5 x 8 = 120 So 3, 5 & 8 all divide into 120, 240, 360, 480, 600, ...
Only the number 1 will divide evenly into 3, 5, and 8.The smallest number that can be divided evenly by 3, 5, and 8 is the number 120.
840
8
the mixed number for 8 out of 5 is 1 3/5
3*8*5=120, therefore 120 is divisible by 3, 8 and 5.
3+5+8 ,
Their LCM is 280