Question

Christov has a bag of marbles. 1/8 of the marbles are red, and 3/10 of the marbles are green. How many marbles could be in Christov's bag? 30, 40, 24, 32

Answer 1

30 - i think


1 divided by 8 = 0.125             3 divided by 10 = 0.3

then times it by 100                  then times it by 100

13                                            30



answer = 40