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Questions in Grade Middle-school

[Free] Danica has laid out floor tiles so they form a rectangle with a perimeter of 18 inches. What is the difference between the greatest and least possible areas of the rectangle?

[Free] How do you solve for \( k \) in the equation \(\frac{5}{6}k = \frac{1}{6}\)?

[Free] What is \( 3 \frac{1}{5} - 1 \frac{3}{10} = p + \frac{5}{6} \)?

[Free] How to simplify [tex]243^{1.2}[/tex]

[Free] Ema bought 6 bags of walnuts. Each bag contained [tex]\frac{3}{4}[/tex] of a pound of walnuts. What was the total weight of the walnuts?

[Free] Is the following sentence true or false? The faster the particles of a substance are moving, the more energy they have.

[Free] Liza finished studying at half past 3. What time did Liza finish studying? A. 3:30 B. 3:15 C. 2:45 D. 2:15

[Free] Andre says that 5 3/4 + 2 1/2 =7 1/2 because 7 4/8 = 8 1/2. Identify his mistake. Draw a picture to prove that he is wrong.

[Free] Is [tex]x = 14[/tex] a solution of the equation [tex]23 = x - 9[/tex]?

[Free] How do the numerator and denominator of a fraction compare with the dividend and divisor of a division expression?