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A group of 30 bikers went on a trip. Some rode bicycles and the others rode “tandems”. (A tandem is a bicycle that is ridden by 2 people at the same time.) If the total number of bicycles and tandems was
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A group of 30 bikers went on a trip. Some

rode bicycles and the others rode “tandems”.
(A tandem is a bicycle that is ridden by 2
people at the same time.) If the total number
of bicycles and tandems was 23, how many
tandems were used?

User Paul Blessing
by
8.5k points

1 Answer

3 votes
It may be 7 tandems. I am pretty sure because 7*2=14 so 30-14=16 and 23-7=16
User Riccardo Murri
by
8.2k points
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