FREE MATH AND STUDY GAMES ABOUT WRITING

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FREE MATH AND STUDY GAMES ABOUT WRITING

EXPRESSIONS EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -19 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: 4 times the sum of a number and 7

Answer:

4(y + 7)

Question 2: Double the sum of one third of a and m.

one third of a and m Double = multiply by 2

Answer:

• [(1/3)a + m]

Question 3: Sum of numbers m and n decreased by their product

Sum of numbers m and n = m + n decreased by their product = -mn

Answer:

(m + n) - mn

Question 4: Two times the product of a and b divided by 5

Two times the product of a and b = 2ab Two times the product of a and b divided by 5 =

Answer:

2ab/5

Question 5: What is equivalent to 5(8 ? x) ?

Answer:

40 - 5x Question 6: A radio station manager has $1000 in prize money to give away. She will give away $50 in prize money each hour.A.

Answer:

50x = 1000 Question 7: The Sojourn family went on a vacation. They started with $2000. If they spent $150 each day, which expression represents how much money they had after x days?

Answer:

2000 - 150x

Question 8: Half a number x decreased by

3.Half a number x = (1/2) x decreased by 3 = - 3

Answer:

(x/2) - 3

Question 9: Product of p and q added to 7.

Answer:

pq + 7

Question 10: Mrs. Gaddie loves dogs. Her friend Anna-Marie has three less than twice as many as Mrs. Gaddie. How many dogs does Anna-Marie have if Mrs. Gaddie has 2 dogs?

Answer:

2d -3

Question 11: seven divided by twice a number

Answer:

• ÷ 2n

Question 12: x more than two-third of y

Answer:

x + (2/3)y

Question 13: 5 less than the product of 3 and a number

Answer:

3w - 5

Question 14: the difference of Five and a number

Answer:

• - n

Question 15: five more than twice a number 2

Answer:

2n + 5 Question 16: An electrician charges $45 per hour and spends $20 a day on gasoline. Write an algebraic expression to represent his earnings for one day. Let x represent the number of hours the electrician works in one day.

Answer:

45x - 20

Question 17: three times a number decreased by 11

Answer:

3x - 11

Question 18: two times the difference between n and five

Answer:

• (n-5)

Question 19: A family membership at a tennis club costs a flat fee of $150, plus $25 per person.Let n stand for the number of people.

Answer:

25n + 150