3?
90 18x5=90 15x6=90
It is two.
18
The smallest number that both 21 and 23 can go into is 483.
The smallest number into which both 7 and 15 can be divided evenly is 105.
3?
There are an infinite number of such numbers.The smallest one is 60 .
90 = 15 x 6 = 18 x 5
3
any multiple of 90
There are an infinite number of them. The smallest one is 60, and the rest are all the multiples of 60.
90 18x5=90 15x6=90
2345, it can go into it once.
The number is 133.
The number is 154.
The smallest number they can go into is 12.