find the smallest four digit number that is exactly divisible by 30,35,45,50?
Answers
Answered by
0
3150. by lcm of 30,50,35,45
Answered by
1
to find the smallest four digit number divisible by 30 , 35 , 45 , 50
we have to find first l.c.m. of these
30 = 2 × 3 × 5
35 = 5 × 7
45 = 3 × 3 × 5
50 = 2 × 5 × 5
so l.c.m. = 5 × 2 × 3 × 7 × 3 × 5
= 3150
which is smallest four digit number ..
we have to find first l.c.m. of these
30 = 2 × 3 × 5
35 = 5 × 7
45 = 3 × 3 × 5
50 = 2 × 5 × 5
so l.c.m. = 5 × 2 × 3 × 7 × 3 × 5
= 3150
which is smallest four digit number ..
Similar questions