Answer:
31.93
Step-by-step explanation:
you prob just want the answer but here
1. Find 40% of 72.29 (29.16)
2. find 9.5% of 29.16 that would be $2.77
3. add $2.77 to 29.16
Answer:

Step-by-step explanation:
Let
x-----> the number of girls
y-----> the number of boys
we know that
-----> equation A

isolate the variable y
-----> equation B
Substitute equation B in equation A



Answer:
1/6
Step-by-step explanation:
find the slope would be change in y /change in x so y2-y1/x2-x1
4-2/24/12=2/12=1/6
your answer is 52. just subtract: 72-20=52
We need more info. this is an incomplete question.
we need to know what we a re solving for (A? b? h?) but just do reverse pemdas (sadmep) to solve.