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Questions in Grade Middle-school

[Answered] John will be [tex]x[/tex] years old in 7 years. How old was he last year? A. [tex]x + 7[/tex] B. [tex]1 - x - 7[/tex] C. [tex]x + 8[/tex] D. [tex]x - 8[/tex]

[Answered] What is the degree measure of the acute angle formed by the hands of a 12-hour clock that reads exactly 1 o’clock? A. 15° B. 30° C. 45° D. 60° E. 72°

[Answered] How do you change 26.25% into a number?

[Answered] What is the probability that a number selected at random from the set {2, 3, 7, 12, 15, 22, 72, 108} will be divisible by both 2 and 3? A. \(\frac{1}{4}\) B. \(\frac{3}{8}\) C. \(\frac{3}{5}\) D. \(\frac{5}{8}\) E. \(\frac{7}{8}\)

[Answered] If \( x = -5 \), then \(|x - 7| = \) A. -12 B. 2 C. 12 D. -2

[Answered] When \( x = 3 \) and \( y = 5 \), by how much does the value of \( 3x^2 - 2y \) exceed the value of \( 2x^2 - 3y \)? F. 4 G. 14 H. 16 J. 20 K. 50

[Answered] A car averages 27 miles per gallon. If gas costs $4.04 per gallon, which of the following is closest to how much the gas would cost for this car to travel 2,727 typical miles? A. $44.44 B. $109.08 C. $118.80 D. $408.04 E. $444.40

[Answered] Solve and simplify: \[ \frac{2}{3} \times \frac{3}{5} \times \frac{5}{10} \times \frac{6}{8} \] A: \(\frac{1}{5}\) B: \(\frac{1}{2}\) C: \(\frac{3}{20}\) D: \(\frac{1}{4}\)

[Answered] If Dave drives at a steady speed of 50 miles per hour, how long will it take him to drive 10 miles? A. 12 minutes B. 10 minutes C. 15 minutes D. 30 minutes

[Answered] If \( x \) and \( y \) are real numbers such that \( x > 1 \) and \( y < -1 \), then which of the following inequalities must be true? A. \(\frac{x}{y} > 1\) B. \(|x|^2 > |y|\) C. \(\frac{x}{3} - 5 > \frac{y}{3} - 5\) D. \(x^2 + 1 > y^2 + 1\) E. \(x^{-2} > y^{-2}\)