Billy bob uses a 10-square model to find 20% of 80. what is 20% of 80? EXPLAIN how Billy Bob can use this model to find 20% of 8
1 answer:
Percentages are numbers that are units of 100
The value of 20% of 80 is 16
<h3>How to determine the percentage value</h3>The model is not given.
However, the percentage value can still be calculated
The expression is given as:
Express of as product
Express 20 % decimal
Evaluate the product
16
Hence, 20% of 80 is 16
Read more about percentages at:
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Every week he withdraws $35 from the $950 in his savings, and he wants at least $600 by the end of the summer. So we could write:
Where 'x' is the number of weeks. Now let's solve it for 'x'.
Subtract 950 to both sides:
Divide -35 to both sides, don't forget to switch the sign when dividing/multiplying by a negative number:
So he can only withdraw at money for at most 10 weeks if he wants at least $600 left in his account.
Where 'x' is the number of weeks. Now let's solve it for 'x'.
Subtract 950 to both sides:
Divide -35 to both sides, don't forget to switch the sign when dividing/multiplying by a negative number:
So he can only withdraw at money for at most 10 weeks if he wants at least $600 left in his account.