posted by jha on .
a bag of marbles can be divided evenly among two, three, or four friends.
a) how many marbles might be in the bag
b) what is the least number of marbles that can be in the bag?
c) how many would there be if there are between 30 an 40 marbles in the bag? how many marbles should each friend get? use a diagram or another strategy to show your answer?
a)find least common multiple. the number of marbles is that number * n (where n is an integer)
b) the least common multiple. it is 4*3=...
then just divide by 2,3,4 to get answer