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Questions in Grade Middle-school

[Answered] If five notebooks cost $5.25, how much will three notebooks cost?

[Answered] Charlie has \( x \) state quarters. Ty has 3 more quarters than Charlie, so Ty has \( x + 3 \) quarters. Vinnie has 2 times as many quarters as Ty, so Vinnie has \( 2(x + 3) \) quarters. Write and simplify an expression to show how many state quarters they have in all. Expression: \[ x + (x + 3) + 2(x + 3) \] Simplified expression: \[ x + x + 3 + 2x + 6 = 4x + 9 \] In total, they have \( 4x + 9 \) state quarters.

[Answered] Find the product and quotient of each pair of numbers: 24.6 and 1.2.

[Answered] What is [tex]\frac{25}{99}[/tex] as a decimal? Is it a terminating decimal or a repeating decimal?

[Answered] Angela can swim 1,700 meters in 40 minutes. What is Angela's unit rate?

[Answered] 43.586 rounded to the nearest hundredth.

[Answered] How do you divide 3.4 by 12.92?

[Answered] What is [tex]$\frac{9}{25}$[/tex] as a decimal? Is it a terminating or repeating decimal?

[Answered] Write the ratio as a fraction in simplest form. 6 ft to 4 yd

[Answered] Write two integers with different signs that have a sum of -25. Write two integers with the same sign that have a sum of -25.