Mathematics, 07.06.2021 06:40 zoeyanai1
Dave Bowers collects U. S. gold coins. He has a collection of 49 coins. Some are $10 coins, and the rest are $20 coins. If the face value of the coins is $690, how many of each denomination does he have?
How many $10 coins does he have?
How many $20 coins does he have?
Answers: 1
Mathematics, 22.06.2019 00:00, HannaTheGurls
The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume
Answers: 1
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