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Questions in Grade Middle-school

📝 Answered - Identify the like terms: 9x, 10y, –9y, 10 A. 9x and 10 B. 10y and 10 C. 10y and –9y D. 9x and -9y The term 25ab and which other term are like terms? A. 25 B. 24a C. 5ba D. 10b Combine like terms: 15w – 28w A. –43w B. –13w C. –13 D. None of the above Combine like terms: 9 + 18s – 7s A. 20s B. 9 + 11s C. 9 – 11s D. 20 Combine like terms: \( \frac{5}{6}X \) take away \( -\frac{2}{3}X \) A. \( \frac{1}{6}X \) B. \( \frac{1}{3}X \) C. \( \frac{1}{2}X \) D. X

📝 Answered - When 70,000 is written as [tex]7.0 \times 10^{n}[/tex], what is the value of [tex]n[/tex]?

📝 Answered - How do I round 3,176 to the nearest thousand?

📝 Answered - How many midgets can sit in a clown car if the car can hold 4 clowns from door to door and 3 people from front seat to back seat? Two midgets fit across 1 clown. How many midgets can sit in the clown car?

📝 Answered - A pea plant is heterozygous for height (Tt). Which allele will be carried by a pollen grain produced by the plant? A. T only B. t only C. T and t D. T or t

📝 Answered - Your uncle is planting an 8-foot tall tree. He ties support wires to the tree, 1 foot from the top, and ties them to posts on the ground, 4 feet from the trunk of the tree. How long is each wire to the nearest tenth of a foot?

📝 Answered - A swimming pool 20 m long and 10 m wide is surrounded by a deck of uniform width. The total area of the swimming pool and the deck is 704 m². Find the width of the deck.

📝 Answered - Janette bought a portable CD player on sale. The regular price was $100. She was charged $89. a) What percent of the regular price did Janette pay? b) What percent of the regular price did she receive as a discount?

📝 Answered - A rectangle whose perimeter is 80 m has an area of [tex]384 \, \text{m}^2[/tex]. Find the dimensions of the rectangle.

📝 Answered - What is the value of x in a right triangle with a short leg measuring 5, a long leg measuring 5, and the hypotenuse as x? A. 10 B. 5 C. [tex]2\sqrt{5}[/tex] D. [tex]5\sqrt{2}[/tex]