7th Grade Final Exam Review Flashcard

Front

Shelly makes $10.00 an hour selling brownies at the bakery. Which graph shows the relationship between the number of hours worked and the total money earned? Options: Graph A: x-axis labeled 'Hours', y-axis labeled 'Dollars', line is horizontal, Graph B: x-axis labeled 'Hours', y-axis labeled 'Dollars', line is diagonal and starts at (0,0) and goes up, Graph C: x-axis labeled 'Hours', y-axis labeled 'Dollars', line is flat along the x-axis

Back

Graph B: x-axis labeled 'Hours', y-axis labeled 'Dollars', line is diagonal and starts at (0,0) and goes up

Front

Amount earned after 5 hours (refer to graph). Options: $10, $20, $30, $50.

Back

$50

Front

Sampling technique for Mr. Williams' dessert survey: Options: at the restaurant who order chocolate cake for dessert, children who visit the restaurant over the course of a week, at least one hundred randomly-chosen guests at the restaurant over the course of a week, one table of guests during lunch and one table of guests during dinner.

Back

at least one hundred randomly-chosen guests at the restaurant over the course of a week.

Front

Alyssa and James are running for 7th grade class president. The students each polled 25 different students to predict the outcome of the election. The poll results are shown in the table.

Poll | Number of Students Planning to Vote for Alyssa | Number of Students Planning to Vote for James
1 | 16 |
2 | 12 |
3 | 14 |
4 | 15 |
A total of 200 students will vote in the election. What is the range of the number of votes for Alyssa predicted by these polls?

Back

96 to 128 votes

Front

Result of multiplying 12 and 16 by 10 instead of by 8?

Back

120 to 160 votes

Front

A triangle has two angles with measures of 10 and 90 degrees. The side across from the 90 degree angle has a length of 8 cm. Which diagram correctly represents this triangle?

Back

Diagram: Triangle with angles 90°, 10°, and side 8 opposite 90°.

Front

A diagram is shown below. [Diagram: Points P, Q, R, S with angles x° and (x-60)° at Q] Which equation can be solved to find the measure in degrees of ∠PQS?

Back

2x - 60 = 180

Front

How much greater is the area of the large pizza compared to the small pizza?

Back

24π square inches

Front

What is the surface area of the outside of a box with 5 faces and no top?

Back

74 ft^2

Front

Calculate the area difference: π·14² − π·10²

Back

96π square inches