manuel6885
24.07.2019 •
Mathematics
Marissa wants to buy a dvd player that runs for at least 150 dollars she already saved $80 and plans to save an additional $10 each week run in quality that represents this
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Ответ:
Saved = $80
Amount needed = $150 - $80 = $70
Saving per week = $10
Let x be the number of weeks needed:
80 + 10x ≥ 150
10x ≥ 150 - 80
10x ≥ 70
x ≥ 70 ÷ 10
x ≥ 7
She needs to save for for at least 7 weeks.
Ответ:
1.4
3.125
.6
8.580
Total Weight = 14.655kg