Answer:
Explanation:
Let the number of people be
p
The amount received from the people buying ONE of each item is written as:
Money received =
1.5
×
p
+
3
×
p
+
2.5
×
p
=
1.5
p
+
3
p
+
2.5
p
=
7
p
Or you can work it out according to the money that each one of the people spent.
Cost of one lemonade, one bag and one hot dog
=
1.5
+
3
+
2.5
=
7
Money received from
p
people =
7
×
p
=
7
p
Although the two answers are the same, each method uses a different way of thinking.