brandonholden
28.08.2020 •
Mathematics
the ratio of males to females at a camp is 5 to 4. If there are 40 males at the camp, how many females are there?
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Ответ:
5 males : 4 females
40 males : X females
5/40 =4/X
(cross multiplication)
5x = 4*40
5x = 160
(divide both sides by 5)
X = 32
therefore, there are 32 females at the camp
Ответ:
jane=2/9 of ben
ben=3/4
jane=2/9 of 3/4
jane=2/9 times 3/4=(2*3)/(9*4)=6/36=1/6 miles