Answer:
66
Step-by-step explanation:
5.5/4=x/100
4x=550
x=137.5
the water tower is 137 ft. 6 in. tall.
Use this sum of cubes to help you
<span> (a^3+b^3)= (a+b)(a^2-ab+b^2)
</span>
a=3x and b=7 Plug into equation above and solve for x now you will get one real answer and two imaginary.
Do you understand or need more help?
Answer:
10 and 30
Step-by-step explanation:
Let's focus on the first 2 parts of the hints :
The number must be even and a factor of 30 :
Let's write out the factors of 30 :
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30
Now let's pick out the even ones :
2 , 6 , 10 , 30
Now let's take out the multiples of 5 :
10 and 30
These are the answers
Hope this helped and have a good day