The ratio of boys to girls is 3 to 2 if there are 12 boys, how many girls are there

8

Step-by-step explanation:

The ratio is 3/2 boys/girls

if we call the expression as x there would be a total of 5x girls and boys

3x of this is boys

3x = 12 so x is 4 then 4×2 = 8 girls

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: