Let us denote the number of boys in the glee club with X and the number of girls with Y.There are 84 students in the glee club, which means that the following equation can be written:X+Y=84We also now that there are 12 more boys than girls, so:X=Y+12We can rewrite the first equation like:(Y+12)+Y=842Y+12=842Y=62Y=62/2=31X=31+12=43So, the ratio of the number of girls to the number of boys is: Y/X=31/43
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Answer:
8:6
Step-by-step explanation:
if you have 8 blue gumballs and 6 pink gumballs the ratio is 8:6
The best way to solve a problem like this is guess and check.
y = 2x + 10
2 = 2(2) +10
2 = 4+10
2 = 14 NO
y = 2x + 10
4 = -3(2) +10
4 = -6 +10
4 = 4 YES . . . C is your answer
Answer:
-70 is the correct answer
Step-by-step explanation:
To add fractions, find the LCD and then combine
Use the Pythagorean theorem:
Answer: C. 7.5