Answer:
1. 3
3. 10
Step-by-step explanation:
1. Write a proportion by writing each ratio as a fraction and setting the fractions equal. A proportion is an equation where two ratios are equal to each other. Then cross multiply denominator and numerator of each fraction to solve.

2. Repeat same process as #1.
3. The ratio of girls to boys is 3:2. There are 15 girls. write a proportion to solve using b as the number of boys.

There are 10 boys.
Answer:
The part of the expression representing the amount of tax to be paid is;
0.08(507)
Step-by-step explanation:
Here, we want to select the part of the expression that represents the amount of tax Deborah has to pay
From the expression, we have ;
0.08(507) + 50h
Kindly note that we can have 0.08 as 8/100
8/100 is same as 8%
when we represent taxes, it is usually a percentage of something
In that case, the tax part would be ; 0.08(507)
Answer:
34
Step-by-step explanation:
uts obtuse angle
15$ .. 3$ 12 more dollars left - you can only buy 3 boooks !