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jokerr5584
31.08.2021 •
Mathematics
PLEASE HELP!!! The stem-and-leaf plot shows the number of words in the classified ads in a newspaper one day.
How many ads had at least 15, but fewer than 30, words?
123450037230831854759key:10=10
5
14
8
11
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Ответ:
1/4*x + 1/8*x + 1/4 * x = 4 cups
5/8 * x = 4 cups Multiply both sides by 8/5
5/8 * 8/5 x = 4 8/5
x = 32/5
x = 6.4
That means that each ingredient must be multiplied by 6.4
1/4 * 6.4 = 1.6 cups lemon juice
1/8 * 6.4 = .8 cups mustard
1/4 * 6.4 = 1.6 cups vinegar
Total = 4 cups.