Hello!You have to multiply 1 1/4 by 30 because each math book is 1 1/4 in. thick, and 30 books is 1 1/4 by 30. First change 30 and 1 1/4 to an improper fraction.

Answer:
A 4/81
Step-by-step explanation:
(2/9)² is the same as 2/9×2/9, which is 4/81.
Answer:
4/9
Step-by-step explanation:
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Answer:
First, you will need to arrange the data in an ascending order and the median is the middle value.
If the number of values is an even number, the median will be the average of the two middle numbers.
2, 6, 7, 10, 11, 15, 15
The median in this set is <em><u>10</u></em>.
Step-by-step explanation:
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