Questions in Grade High-school

Questions in Grade High-school

📝 Answered - What digit appears in the units place in the number obtained when [tex]2^{320}[/tex] is multiplied out?

📝 Answered - Why did antidemocratic governments rise to power in postwar Europe and Asia?

📝 Answered - An example of a stateless nation in the Middle East is provided by whom?

📝 Answered - Eric and Frank want to equally share [tex]\frac{4}{3}[/tex] feet of rope. What length of rope should each friend get? Explain how to use a drawing to help solve the problem.

📝 Answered - A musical instrument depreciates by 20% of its value each year. What is the value, after 2 years, of a piano purchased new for $1200?

📝 Answered - Which of the following statements does NOT contribute to the evidence in support of evolution? A. Sequences of fossils have been found that show a gradual series of changes in form among organisms. B. Species thought to be related through evolution from a common ancestor show many anatomical similarities. C. The stages of embryological development in animals are quite similar among highly diverse types of organisms. D. Similarities in chromosome structure, DNA sequence, and amino acid sequence suggest relationships among organisms descending through evolution from a common ancestor. E. The most well-adapted individuals do not always produce the most fit offspring.

📝 Answered - How many atoms lie in a straight line in the molecule 2-butyne, CH₃C≡CCH₃? A. 10 B. 8 C. 6 D. 4 E. 2

📝 Answered - If the ratio of the area of circle A to the area of circle B is 2:1, then how many times larger is the circumference of circle A than the circumference of circle B?

📝 Answered - Solve the system of equations: \[ \begin{align} 0.6x - 0.3y &= -1.5 \\ 0.04x - 0.02y &= -0.1 \end{align} \]

📝 Answered - Optimization: Of all rectangles with a perimeter of 10, which one has the maximum area? (Give the dimensions.)