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Questions in Grade Middle-school

[Free] Place \( \frac{5}{6} \) on a number line.

[Free] The sum of three numbers is -44.84. One of the numbers is 24.6. The other two numbers are equal to each other. What is the value of the other two numbers?

[Free] A 5-gallon mixture contains 40% acid. A 3-gallon mixture contains 50% acid. What percent acid is obtained by putting the two mixtures together?

[Free] A dog groomer can clean five dogs in one hour. How many dogs can they clean in two-sixths of an hour?

[Free] Look at the following sequence: 729, 243, 81, 27... What is the next term?

[Free] I'm not sure about my homework. The question is: Describe ancient Egypt's major river using the words "delta" and "cataract." Any help, please?

[Free] Frances is sewing a border around 2 rectangular tablecloths that each measure 9 feet long by 6 feet wide. If it takes her 3 minutes to sew on 1 inch of border, how many minutes will it take her to complete her sewing project? Write an expression, and then solve.

[Free] Why did Russian settlers come to California in the early 1800s?

[Free] Kim and Courtney share a 16-ounce box of cereal. By the end of the week, Kim has eaten [tex]\frac{3}{8}[/tex] of the box, and Courtney has eaten [tex]\frac{1}{4}[/tex] of the box of cereal. What fraction of the box is left?

[Free] How do you simplify [tex](9x^8 y^3)^{1/2}[/tex]?