Answer: 17/50
Step-by-step explanation:
First, to add fractions, we must find a common denominator, in this case, 100.
Then, we must make the fractions being added all have the common denominator.
So, we must multiply 3/10 * 10/10, which equals 30/100
30/100 + 4/100
Then, just add across the numerator to get 34/100, which can be simplified to 17/50
Answer:20 men
Step-by-step explanation:
Let

the length and

the width. By the ratio of the sides:

Now, we'll find the perimeter p. We'll use the formula below:

The area of a rectangle is

. Then:
Answer:
5 8
Step-by-step explanation:
Coefficient of x should be 5 so first ? should be 5 let the second ? = z
5×6-9×z=-42
30+42=9z
z=8
Answer:
35
Step-by-step explanation:
bc if u change the 5% into .05 than u multiply it to get 35 sorry if I am wrong or to late