catherine51
20.09.2020 •
Mathematics
Samuel earned $18.90 working last weekend. He worked 2-14 hours which equation and solution represents e, the amount samual earbs each hour at his job?
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Ответ:
3/10
Step-by-step explanation:
Change 20% to a fraction
20% = 20/100 = 1/5
She has completed 1/2 and 1/5
1/2+1/5
Getting a common denominator of 10
1/2*5/5 + 1/5*2/2
5/10 + 2/10
7/10
She has completed 7/10
10/10 -7/10 = 3/10
She still needs to complete 3/10