kennyduong04
29.01.2020 •
Mathematics
What is the value of the expression?
2 1/4 divided by 1 2/5
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Ответ:
45/28
Step-by-step explanation:
Convert them to mixed fractions
(2 * 4 + 1) / 4 ÷ (1 * 5 + 2) / 5
8 + 1 / 4 ÷ 5 + 2 / 5
9/4 ÷ 7/5
Flip the second fraction and flip the sign - to multiply.
9/4 × 5/7
9 × 5 = 45
4 × 7 = 28
45/28
This could be left as a fraction or converted to a number:
1.60714285714
Ответ:
(2)the subscribers to a golf magazine
(3)the people at the computer store at the mall
this are the answers I hope it helps