Answer
75 adults
WORK
total number of ppl; 250
number of girls 2/5 / 250
equals to 2 x 50 is 100
number of boys = 3/ 10 / 250
3 x 25 is 75
number of adults = 250—100—75=250—175=75
so to conclude, it is 75 adults
.
Step-by-step explanation:
Answer:
9/34
Step-by-step explanation:
Let us move all the numerical values to one side:
34x= 4+5
34x = 9
x=9/34
<em>I hope this helps! :)</em>
Let the number be x
X *8 = 8x
8x-66= twice of the number
8x-66=2x
-66=2x-8x
-66=-6x
Divide both sides by -6
X=11