MATH-5 Basham JES CA Variables Quiz 1/16/15 Exam not valid for Paper Pencil Test Sessions

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1 MTH-5 asham JES Variables Quiz 1/16/15 Exam not valid for Paper Pencil Test Sessions [Exam I:1HJE4 1 irections: lick and drag an expression to the correct box. omplete the table with the correct description of the variable in each situation. The amount of money earned from babysitting is represented by c. How much candy each friend will get is represented by c. How much sugar and flour is needed for a recipe is represented by c. 2 Which is the variable in this expression 7p 3? 3 7 p 3 Which represents the unknown value in the following statement? s s + 3 = 12

2 4 Sylvia has 18 pieces of red, cherry-flavored candy to share equally among friends. Which is a variable in this situation? The number of friends who will receive candy The number of pieces of candy that Sylvia has The flavor of each piece of candy The color of each piece of candy 5 onnie earns $8 per hour from her job at the ice cream shop. Last week her paycheck was $80. Which number sentence could be used to find h, the number of hours onnie worked? h + 8 = 80 h x 8 = 80 h 8 = 80 h - 8 = 80 6 There are 8 less students in Robert's art class than in anielle's. If d represents the number of students in anielle's art class, which of these number sentences could be used to find the number of students in Robert's class? 8 - d =? d - 8 =? d + 8 =? 8 d =? 7 ri scored 9 points more than Keith in a basketball game. If h represents the number of points that ri scored, which open sentence can be used to find the number of points that Keith scored? h 9 =? 3 9 =? h + 9 =? h x 9 =? 8 Jordan needs to walk 6 more miles this week to reach his weekly goal of 21 miles. Which number sentence can be used to find n, the total number of miles that Jordan has walked so far this week? n = n + 6 = 21 n = 6 21 n - 6 = 21

3 9 irections: lick and drag an equation to each correct box. omplete the table with the given equations. x + 2 = 4 x + 3 = 5 x + 2 = 3 10 irections: lick and drag an equation to each correct box. omplete the table with the given equations. x + 3 = 5 x + 5 = 6 x + 3 = 4

4 11 Ms. hapman wrote this equation on the board. 1 + n = 6 She drew a model of this equation using this key. Which model best represents Ms. hapman's equation? 12 Mrs. Wilson wrote this equation on the board. t + 1 = 7 She drew a model of the equation using this key. Which model best represents Mrs. Wilson's equation?

5 13 teacher wrote this equation on the board: 12 = c + 9 She drew a model of this equation using this key: Which model best represents the teacher s equation?

6 14 Look at the key. Using the key, which equation mat correctly represents the equation 3 + t = 6? E 15 irections: lick on each model you want to select. You must select all correct models. Identify each model that represents the equation 4 + w = 7.

7 16 f - 2 =? Which could be solved using this number sentence? There are 2 less tuba players in the band then clarinet players. If f represents the number of clarinet players, how many tuba players are there? There are f times as many tuba players in the band as flute players. How many flute players are there? There are f trumpet players in the band and the director wants to divide them into 2 groups. How many will be in both groups? There are 2 more tuba players than trumpet players in the band. If there are f trumpet players, how many tuba players are there? m = 4 Which could be solved using this number sentence? Mr. ridges is making small shelves to sell at the school craft fair. He wants to make 12 shelves and each shelf requires 4 boards. If m represents the number of boards, how many boards will he need? Mr. ridges needs 12 boards to make a bookcase. There are 48 boards in the shipment of lumber he received. If m represents the number of bookcases, how many bookcases can he make? Mr. ridges is making small shelves to sell at the school craft fair. He gave some of the 12 shelves to the kindergarten class for a project. He has 4 shelves left. If m represents the number of shelves, how many shelves did he give to the kindergarten class? Mr. ridges is making small shelves to sell at the school craft fair. He has a 12 foot board that he is going to divide into shelves. He is making 4 shelves. If m represents the length of the shelf, how long will each shelf be? 18 Which could be solved using this number sentence? Zach and Kim collected a total of 4 insects. If z represents the number of insects Zach collected, how many insects did Kim collect? Zach made some cookies. He gave an equal number of cookies to 4 of his friends. If z represents the number of cookies Zach made, how many cookies did each friend get? Zach made 4 fewer basketball shots than Kim. If z represents the number of shots Kim made, how many shots did Zach make? Kim ate 4 times as many jellybeans as Zach. If z represents the number of jellybeans Zach ate, how many jellybeans did Kim eat?

8 19 p 12 =? Which could be solved using this number sentence? One packing crate holds 12 glasses. There are less glasses in a second packing crate than in the third. If p represents the number of glasses in the second crate, how many glasses are there? Each packing crate holds 12 glasses. If p represents the number of packing crates, how many glasses are there? Each packing crate holds 12 glasses. Some of the glasses were broken in the packing crate. If p represents the number of broken glasses, how many remain? One packing crate holds 12 glasses. There are more glasses in a second packing crate. If p represents the glasses in the second packing crate, how many glasses are there? 20 Which of these could be solved by using the open sentence S -7=? ylan needs 7 seashells more to complete his collection. If S is the number of seashells he has so far, how many will he have after he gets 7 more? lanche collected 7 fewer seashells than onnie. If S is the number of seashells that onnie collected, how many did lanche collect? Rita collected 7 more seashells than Henry. If S is the number of seashells that Henry collected, how many did Rita collect? mity filled 7 boxes with seashells. If S is the number of seashells she put in each box, how many seashells did she use in all?