Answer: Everybody will need to pay 3.18 dollars. ($3.18)
Step-by-step explanation:
To find out equal amounts of money, you need to divide the total cost by how many people there are. The total cost, in this case, is 12.72, and the amount of people in this problem is 4 people. That means, if everybody were to pay the same amount, you would need to divide 12.72 by 4.
12.72/4=3.18
Answer:
The first one
Step-by-step explanation:
Answer:
$48
Step-by-step explanation:
So the ratio of boys to girls is 12:24.. now, is that an equivalent ratio as 2 boys for 4 girls? or 2:4? let's see.

you could start simplifying the 12/24 fraction by dividing by some common multiple, say 2, and get 6/12, then divide by 3 and get 2/4 and stop there.
then you'll notice that 12/24 is really 2/4 in disguise.
Answer:
0.23
Step-by-step explanation: