in a class the ratio of boys to girls is 3/2. if there are 12 boys in the class, how many girls are there?
2 answers:
Answer:
8
Step-by-step explanation:
3 times 4 is 12 and 2 times 4 is 8
8
12/3=4 so that mean you have to multiply 2x4 you get 8
You might be interested in
Answer:
what is the value of {n}to get product 35?
Step-by-step explanation:
(n is seven by the way!!)
Use formula a squared equals to c squared minus b squared
40^2-24^2 is 1024
Square root of 1024 is 32.0
Answer:
(2)/(3) =( 4)/( 3+x)
Cross multiply
2*(3+x)= 4*3
Solve bracket
6+2x=12
Subtract 6 from both sides
2x=6
Divide both sides by 2
x=3
Hope it helps :-)
Y - y1 = m(x - x1)
slope(m) = -1/2
(-4,-2)...x1 = -4 and y1 = -2
now we sub
y - (-2) = -1/2(x - (-4) =
y + 2 = -1/2(x + 4) <=====
Answer:
4,6 hope this helps you
