Questions in mathematics

Questions in mathematics

[Free] The value of a rare comic book is expected to follow a geometric sequence from year to year. It is presently worth $800 and is expected to be worth $1250 two years from now. How much is the comic book expected to be worth one year from now and three years from now?

[Free] Factorize the expression [tex]3a^2 - 4ab[/tex] as far as possible.

[Free] Solve the formula for the variable \( h \). \[ V = \frac{bh}{3} \] The options are: A. \( h = \frac{3V}{B} \) B. \( h = \frac{V}{3b} \) C. \( h = \frac{3V}{b} \) D. \( h = 3V + B \)

[Free] A pool is being drained at a rate of 120 gallons per minute. What is this rate in quarts per hour?

[Free] Explain how the value of a decimal changes as you move to the left or the right in a place value chart.

[Free] Sarah's English test had 90 questions, and she got 18 questions wrong. What percent of the questions did she get correct?

[Free] Ms. Kash put her turkey in the oven at 9:26. She set the timer for 4 hours and 15 minutes. What time is the turkey ready?

[Free] Andrew has the following marks: - English: 82% - French: 75% - History: 78% - Science: 80% What mark will Andrew need in math if he wants his mean mark to be: i) 80% ii) 81% iii) 82%

[Free] The bill for a stay in a hotel was $188, including $15 tax. What percent of the bill was the tax?

[Free] Basketball shoes are on sale for 22% off. What is the regular price if the sale price is $42?