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Grade 6 McGraw Hill Glencoe - Answer Keys
Chapter 7:Equations; Mid-Chapter Review
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The equation 7h = 63 can be used to find how many hours h a person needs to work to earn $63 at $7 per hour. How many hours does a person need to work to earn $63?
The equation 18 + p = 34 represents the sum of Reese’s and Ana’s ages, where p represents Reese’s age. How old is Reese?
When Sean stands on a box, he is 10 feet tall. If the box is 4 feet tall, write and solve an addition equation to find Sean’s height.
The amount of money Felise has in her account is shown. She has $8 less than her brother. Write and solve a subtraction equation to find how much money her brother has. Use Math Tools
A store is selling blank CDs in packages of 25 for $5. Write and solve a multiplication equation to find the cost of one blank CD.
The speed limit in front of Meadowbrook Middle School is shown. It is one third the speed limit of a major street two blocks away. Write and solve a division equation to find the speed limit of the major street.
Milo is baking chicken and the preparation time is 10 minutes, which is one fourth of the baking time. Write and solve a division equation to find the baking time.
Lesha and Maria spend the weekend studying for upcoming tests. They start with math, since that is their favorite subject. The table lists their scores for the first three math tests of the semester.
Write your answers on another piece of paper. Show all of your work to receive full credit.
Maria cannot remember what she scored on the second test, but she knows that the sum of the three tests is 270. Write and solve an addition equation to determine what she scored on her second test.
An A grade will be given to students having at least 450 total test points. There are two more tests to take before the semester is over. Lesha wants to know what she needs to score on the next two tests to finish with an A. Write and solve an equation to determine what score she needs to average on the next two tests if each question is worth 1 point. Explain your reasoning.
Consider the equation 5x = 8. Write a scenario pertaining to the girls'studying that is represented by this equation. Solve the equation and explain what the answer represents.