I'm struggling to figure this ! which set of numbers has 270 as the common multiple?
a. 30, 90, 390
b. 18, 30, 54
c. 25, 125, 120
d. 2, 9, 15

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

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Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?