144k views
5 votes
Maria's penny collection contains three Indian head pennies for every 30 Lincoln pennies. If Maria has 630 Lincoln head pennies, how many Indian head pennies does she have?

1 Answer

7 votes

Answer:

63 Indian head pennies

Explanation:

3:30 i:L

simplifies to

1:10 so 1 Indian head penny for every 10 Lincoln.

?:630

630 / 10 = 63

User Louis Coulet
by
8.5k points