Admission to the park costs $50, and then soft drinks inside the park cost $10 each. Write an expression that represents the total spent at the park if you bought d amount of drinks upon entering.(1 point) plz help
The expression that represents the total spent at the park if you bought d amount of drinks upon entering is:
50 + 10d
thanks
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You buy 20 cupcakes for $15 and are going to sell them for $2 each. You want to write an expression that represents how much money you will make each day that you sell cupcakes. Which of these quantities should be represented with a variable?(1 point)
Responses
the number of cupcakes you bought
the number of cupcakes you bought
the amount of money you spent on the cupcakes
the amount of money you spent on the cupcakes
the cost of each cupcake sold
the cost of each cupcake sold
the number of cupcakes sold
the number of cupcakes sold
The number of cupcakes sold should be represented with a variable.
How many variables are in the expression 4b2+3 ?(1 point)
Responses
4
4
1
1
2
2
3
There is only 1 variable in the expression 4b2+3.
A farmer is selling carrots at his vegetable stand for $0.50
each. Write an expression that shows how much he would make from selling n carrots.(1 point)
Responses
2n
2 n
3n
3 n
0.50n
0.50 n
6n
The expression that shows how much he would make from selling n carrots would be:
0.50n
Variable Expressions Quick Check
4 of 54 of 5 Items
Question
A student takes a 50-question test. Each question is worth 2 points. That means the whole test is worth 100 points, and the student loses 2 points for every question missed.
Write an expression to find the student’s test score if they get x questions wrong.
(1 point)
Responses
2x−100
2 x minus 100
100−2x
100 minus 2 x
2x−50
2 x minus 50
50−2x
The expression to find the student's test score if they get x questions wrong is:
100 - 2x