1, 3, 5, 11, 15, 33, 55, 165
3 will go into both of these numbers
1, 3, 5 & 15 all divide 15 and 120 exactly.
8.5333
The numbers are 15 and 16.
1, 3, 5, 11, 15, 33, 55, 165
The number 60 can't be divided by 25 and get a whole number.
1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60.
Because 1, 3, 5 and 15 are the only positive whole numbers that will divide evenly into 15 with no remainder.
15,30,45,60,75,90,105,120,135,150,165,180,,195,210,225,240,,255,270,285,300,.................................. and so on This is the sequence of numbers whose common difference is 15 and other numbers can be found by adding 15 to the previous number.
3 will go into both of these numbers
1, 3, 5 & 15 all divide 15 and 120 exactly.
8.5333
(1+15)*15/2first plus last times number of numbers then divide by two
If you divide a whole number by 15, the remainder can be any number between 0 and 14.
1, 3, 5, 15, 25, 75.
1 and 5.