Her change will be $16.22 since 20 +20 is 40 and 40 - 23.78 is 16.22
The half life would be about 3 so making the percentage About 25%
Answer:
she
Step-by-step explanation:
bc c
Answer:
9
Step-by-step explanation:
36 divided by 4 is 9
The expression to find the number of notebooks James bought would be written as:
Number of notebooks = total spent / cost per item
Number of notebooks = (2y^2 + 6) / <span>(y^2 − 1)
</span><span>If y = 3, then the number of notebooks bought would be:
</span>Number of notebooks = (2y^2 + 6) / (y^2 − 1)
Number of notebooks = (2(3)^2 + 6) / (3^2 − 1)
Number of notebooks = 3 pieces<span>
</span><span>
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