Questions in Grade High-school

Questions in Grade High-school

📝 Answered - Susan invests twice as much money at 7.5% as she does at 6%. If her total interest after a year is $840, how much does she have invested at each rate?

📝 Answered - While your finger is still pushing the coin, there are four forces acting on the coin. What are they?

📝 Answered - What did Napoleon do to restore order in France?

📝 Answered - A rectangular prism has the following dimensions: - Length: \(\frac{2x^2 + 2x - 24}{4x^2 + x}\) - Width: \(\frac{x^2 + x - 6}{x + 4}\) - Height: \(\frac{8x^2 + 2x}{x^2 - 9}\) For all values of \(x\) for which it is defined, express the volume of the prism in simplest form in terms of \(x\). 1. \(4(x-2)\) 2. \(2(x-2)\) 3. \(2(x+2)\) 4. \(4(x+2)\) Please show your work.

📝 Answered - Trent and Chris are musicians, and they recently played a concert for 20,000 fans. The rectangular venue measured 87 yards by 57 yards. What was the approximate population density of the fans?

📝 Answered - What does the surface area represent in a cell?

📝 Answered - Rachel has a collection of 40 stuffed animals. Of the stuffed animals, \(\frac{3}{8}\) are bears and \(\frac{1}{5}\) are dogs. The rest are other animals. How many other animals does she have?

📝 Answered - How do I graph [tex]f(x) = -\cos(x - \pi)[/tex]?

📝 Answered - A packet is dropped from a stationary helicopter, hovering at a height 'h' from the ground level, and reaches the ground in 12 seconds. Calculate: 1) The value of 'h' (displacement) 2) The final velocity of the packet on reaching ground level Assume the acceleration due to gravity is [tex]9.8 \, \text{m/s}^2[/tex]. Please show how you derived your answers.

📝 Answered - A non-metal usually forms 2 covalent bonds in its compounds. How many electrons will it have in its valence shell?