Answer:
5.5 years old.
Step-by-step explanation:
Let D represent present age of Robert's dog and C represent present age of Karen's cat.
We have been given that Robert's dog is 4 years older than Karen's cat. We can represent this information in an equation as:

We are also told that in 3 years, the sum of the ages of Robert's dog and Karen's cat will be 13. After 3 years age of dog and cat would be
and
respectively.
We can represent this information in an equation as:

From equation (1), we will get:

Upon substituting this value in equation (2), we will get:

Combine like terms:





Therefore, Robert's dog is 5.5 years old right now.
Answer:
Simple Interest: A=P(1+rt)
A=15000(1+(0.1*4.2))
A=$21,300
Compound Interest:A=P(1+r/n)^nt
A=15000(1+0.1/4.2)^1*4.2
A=$64,500
Step-by-step explanation:
12 girls for every 5 boys
boys is second so it shouldb be indenomenaotr (bottom)
girls/boys
12girls/5boys=2.4girls/boy
answer is B
Answer:
Parallelogram Height = 6 cm * sine (60)
Height = 6 * 0.86603
Height = 5.19618
Parallelogram Area = Height * Side TH
Parallelogram Area = 5.19618 * 8
Parallelogram Area = 41.56944 square cm
You might find this page helpful: https://www.1728.org/quadpar.htm
Step-by-step explanation:
18/4 = 4.5
4.5 * 22 = 99
No, you will not be able to reach your destination because you can travel a maximum of 99 miles before you run out of gas, and 99<110