Multply across the fraction so
1/2 * 3/4= (1*3)/(2*4)=3\8

x equals 25% of the cost.
.25 equals 25%
Therefore x=12
The awnser is $12
Answer:
d (w) = 0.1w² – w+ 5
Step-by-step explanation:
d(w) = c(w) - a(w)
= -0.3w²+2w+13 -(-0.4w²+3w+8)
= -0.3w²+0.4w²+2w-3w+13-8
= 0.1w²-w+5
The probability that 1 girl and 2 boys will be selected is given by:

The correct answer choice is B. 1/2.