lenaaemersonn2
18.12.2020 •
Mathematics
Ok so I really need help! Question:What is the percent of change from 70 to 21? Anwser Choices: A. 70% Decreace B. 49% Decreace C. 70% increase 49% increase
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Ответ:
A. 70% Decrease
Step-by-step explanation:
Before we find the percentage decrease, we need to find the difference first.
Difference = 70 - 21
= 49
Difference percentage =
× 100%
= 70%
Ответ:
$34.40
Step-by-step explanation:
26.46 ×30% = 7.94
26.46+7.94= 34.4