Quiz At Home

Title: Linear Equations with One Variable

Grade: 1300-a Lesson: S1-L1

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: at Home

Problem Id Problem Options

1

Megan’s regular wage at her job is p dollars per hour for the first 8 hours of work in a day plus 1.5 times her regular hourly wage for work in excess of 8 hours that day. On a given day, Megan worked for 10 hours, and her total earnings for that day were $137.50. What is Megan’s regular hourly wage?

A) $11.75

B) $12.50

C) $13.25

D) $13.75

2

If 2(3t - 10) + t = (40 + 4t), what is the value of 3t?

A) 46

B) 54

C) 60

D) 71

3

If \$4x - 1/2 = -5\$, what is the value of (8x - 1) ?

A) 2

B) \$-9/8\$

C) \$-5/2\$

D) -10

4

An agricultural scientist studying the growth of corn plants recorded the height of a corn plant at the beginning of a study and the height of the plant each day for the next 12 days. The scientist found that the height of the plant increased by an average of 1.20 centimeters per day for the 12 days. If the height of the plant on the last day of the study was 36.8 centimeters, what was the height, in centimeters, of the corn plant at the beginning of the study?

A) 22.4

B) 23.6

C) 36.78

D) 31

5

(a(3 - x) - b = -1 - 2x) In the equation above, a and b are constants. If the equation has infinitely many solutions, what are the values of a and b ?

A) a = 2 and b = 7

B) a = - 2 and b = 5

C) a = - 2 and b = - 5

D) a = 2 and b = 1

6

A candle is made of ounces of wax. When the candle is burning, the amount of wax in the candle decreases by 1 ounce every hours. If ounces of wax remain in this candle, for how many hours has it been burning?

A) 44

B) 24

C) 6

D) 3

7

\$(1/4)(x + 5) - (1/3)(x + 5) = -7\$
What value of is the solution to the given equation?

A) 79

B) 204

C) - 5

D) - 12

8

If 2(x - 5) + 3(x - 5) = 10, what is the value of x-5?

A) - 21

B) 2

C) 5

D) 7

9

After a couple dances for three hours in a charity dance-a-thon, they earn $50 per half-hour of additional dancing. Assuming they dance for at least three hours, which expression represents the total number of dollars earned by a couple who dances continuously for h hours?

A) 25h

B) 100h

C) 100h - 300

D) 50(h - 3)

10

Malik’s salary is $25,500 per year, which he expects will increase by a constant dollar amount annually. In 12 years, his salary will have doubled. Assuming salary increases take place only at the end of a full year, how many years must Malik wait until his salary is at least $40,000 annually?

A) 4

B) 5

C) 6

D) 7


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