morgan3346
13.02.2020 •
Mathematics
Mary understands 25% of her math homework. Her friend Joe understands one third as much as Mary does. About how much of the homework does Joe understand?
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Ответ:
1/12
Step-by-step explanation:
25% is equivalent to 1/4
hence Mary understands 25% = 1/4 of her homework
given that Joe understands 1/3 as much as Mary
= 1/4 x 1/3
= 1/12
hence Joe understands 1/12 of the total homework.
Ответ:
15 * 15 = 255
15 to the second power = 255