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Sagot :
Based on the amount kept and the percentage of the total it is, her total coin collection must be 80 coins.
Gianna kept 8 coins and this is 10% of her coins.
How many coins does she have?
Assuming the number of coins she has is x, the expression would be:
8 coins = x× 10%
8 = 0.1x
x = 8/ 0.1
x = 80 coins
In conclusion, there are 80 coins in the collection.
Find out more on percentages at https://brainly.com/question/10548167.
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