Questions in Grade High-school

Questions in Grade High-school

[Homework Help] A room measures 45 m by 15 m. What is the least number of rectangular tiles required to pave the floor of the room if each tile is 50 cm by 1 m?

[Homework Help] A sheet of cardboard measures 9 feet by 6 feet. Gina makes the entire sheet of cardboard into a closed box that is a perfect cube. What is the surface area of the box?

[Homework Help] Why does a compass point to the east or west of true north in different locations?

[Homework Help] Find the possible values for the missing term in the geometric sequence: 4, ?, [tex]\frac{1}{36}[/tex]

[Homework Help] Can you write an expression for the number of miles George travels in \( h \) hours if George drives at a speed of 45 mi/h?

[Homework Help] What is Post Hoc Ergo Propter Hoc?

[Homework Help] When \(0.2 \, \text{mol}\) of calcium reacts with \(880 \, \text{g}\) of water, \(2.24 \, \text{L}\) of hydrogen gas form at STP. How would the amount of hydrogen produced change if the volume of water was decreased to \(440 \, \text{mL}\) (\(400 \, \text{g}\))?

[Homework Help] Solve for \( x \). \[ \frac{1}{x-1} - \frac{3}{x+2} = \frac{1}{4} \]

[Homework Help] If an object's speed is constant and the direction is in a straight line, what type of velocity does the object have?

[Homework Help] Differentiate. \[ y = \ln(17 - x) \]