Questions in mathematics

Questions in mathematics

[Free] The area of a rectangle is 12 square inches. The length is 5 more than twice the width. Find the length and width.

[Free] Mark wants to paint a mural. He has 1 1/3 gallons of yellow paint, 1 1/4 gallons of green paint, and 7/8 gallon of blue paint. Mark plans to use 3/4 of each paint color. How many gallons of paint will he have left after painting the mural?

[Free] Simplify the expression [tex]\frac{x^2 - x - 12}{2x^2 + 2x - 12}[/tex]. Please provide a clear explanation. Thank you.

[Free] Meg picked 7 berries. Jon picked 9 berries. Write a doubles-plus-2 fact to show how many berries they have in all.

[Free] A company donates 1% of every customer purchase made on their store credit card to charity. This company had one store location that donated a total of $19,932.81 to charity from last month's credit card purchases. What was the approximate total amount of the customer store credit card purchases from last month at this location?

[Free] Solve the proportion: \[ \frac{x-9}{3} = \frac{5}{13} \]

[Free] Which expression represents 32 more than a number \(d\)?

[Free] Write the number 360 using only three sevens and mathematical operators.

[Free] Please answer this question: David made 30 cups of tea per hour. Andrew made 35 cups of coffee per hour. This week, David made an additional 10 cups of tea. Write an expression that represents the weekly cups of tea and coffee. Let [tex]D[/tex] be the number of hours that David made tea this week, and [tex]A[/tex] be the number of hours Andrew worked this week.

[Free] What is the greatest common factor of 65 and 91?