Question

liam is planting 30 bean plants and 45 pea plants in his garden. If he puts the same number of plants in each row and if each row has only one type of plant, what is the greatest number of plants he put in one row?
Ms. Sue
15
Bugga Boo
I need the answers, I really can't figure this out! It's due tomorrow! Please help me! :*(
salah
we don't got no pets in our family