Answer:
15
Step-by-step explanation:
First we will find the square root of 240
2 240
2 120
2 60
2 30
3 15
5 5
1
2×2×2×2×3×5
We will need 15 to make it a perfect square.
first, make an equation:

then, add twelve to both sides to remove it from the right:

then just divide by (-3) to get the value of x:

Answer:
$2500
Step-by-step explanation:
First, multiply the $15 for the 150 people attending, to get 2250. Next, add the last $250 to get a total cost of $2500
Hopefully this helps- let me know if you have any questions!
36
Step-by-step explanation:
5x is 15
x is 3
12 times 3 is 36
Answer:
1 4/5 hours
Step-by-step explanation:
3/5 x 3 = 9/5 or 1 4/5