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Questions in Grade Middle-school

[Answered] What number times itself equals 30?

[Answered] During a football game, Kevin gained five yards on the first play. Then he lost seven yards on the second play. How many yards does Kevin need on the next play to get the team back to where they started?

[Answered] All life can be classified into three domains: __________, __________, and __________.

[Answered] There were 28 white ducks swimming in a pond. - Twice as many brown ducks flew in and landed in the pond. - Then half of the white ducks flew away. How many ducks remained in the pond?

[Answered] A meter is one thousandth of a kilometer. Write an equation to show the relationship between 962 meters and 0.962 kilometers.

[Answered] Butter melts when you heat it in a pan on the stove. Is this a chemical change or a physical change? How can you tell?

[Answered] Express 9680 in scientific notation.

[Answered] Divide. Be sure your answer is in simplest form. 1. 12 divided by [tex]\frac{4}{5}[/tex] = __ 2. [tex]\frac{3}{4}[/tex] divided by [tex]\frac{7}{8}[/tex] = __ 3. 8 divided by [tex]\frac{6}{7}[/tex] = __ 4. [tex]\frac{8}{11}[/tex] divided by [tex]\frac{4}{7}[/tex] = __ 5. 4 divided by [tex]\frac{5}{7}[/tex] = __ 6. [tex]\frac{3}{4}[/tex] divided by [tex]\frac{1}{12}[/tex] = __

[Answered] Round the decimal to the nearest hundredth, then write it as a percentage. Problem: 0.4612 = ___ (rounded) = ___ (percentage)

[Answered] (a) What is the GCF of 33 and 42 using prime factors? (b) What is the GCF of 72 and 30 by dividing by prime factors? (c) What is the GCF of 27, 76, and 34 by making a list of factors?