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Questions in Grade High-school

[Answered] If the discriminant of a quadratic equation is equal to -8, which statement describes the roots? A. There are two complex roots. B. There are two real roots. C. There is one real root. D. There is one complex root.

[Answered] Calculate $\frac{8}{5} \times 3$. Give your answer as a fraction in its lowest terms.

[Answered] Circle [tex]$C$[/tex] is centered at the origin. If [tex]$Q(10,0)$[/tex] lies on circle [tex]$C$[/tex], which of the following points also lies on circle [tex]$C$[/tex]? A. [tex]$(4,5 \sqrt{3})$[/tex] B. [tex]$(5,5 \sqrt{3})$[/tex] C. [tex]$(3, \sqrt{34})$[/tex] D. [tex]$(6,4)$[/tex]

[Answered] A taste test asks people from Texas and California which pasta they prefer, brand $A$ or brand $B$. This table shows the results. | | Brand A | Brand B | Total | |---|---|---|---| | Texas | 80 | 45 | 125 | | California | 96 | 54 | 150 | | Total | 176 | 99 | 275 | A person is randomly selected from those tested. Are being from California and preferring brand B independent events? Why or why not? A. No, they are not independent because $P(\text{California})=0.55$ and $P(\text{California}|\text{brand }B)=0.36$. B. Yes, they are independent because $P(\text{California}) \approx 0.55$ and $P(\text{California}|\text{brand }B)=0.55$. C. No, they are not independent because $P(\text{California})=0.55$ and $P(\text{California} \mid \text{brand }B)=0.55$. D. Yes, they are independent because $P(\text{California})=0.55$ and $P(\text{California}|\text{brand }B) \approx 0.36$.

[Answered] A. Select the correct answer. 1. In Microsoft Word, under what tab is Mail Merge found? (a) Page Layout (b) References (c) View (d) Mailings 2. Which of these is not a process of Mail Merge? (a) Create a main document (b) Create Data source (c) Create a new folder (d) Create merged documents 3. Which of these is a place-holder? (a) Title (b) Address (c) Email (d) All of these 4. Which of these is not part of Mail Merge? (a) Letters (b) Envelopes (c) Memos (d) Directory 5. Which of these applications are definitely required to create a Mail Merge? (a) Word and PowerPoint (b) PowerPoint and Excel (c) Word and Excel (d) Only Word B. Fill in the blanks. 1. In Mail Merge the _______ document has the body of the letter. 2. _______ is a list that holds the variable information like names, addresses and so on. 3. _______ are created by merging the main document and the mailing list. 4. The _______ button temporarily merges your main document and data source so that you can view and check. 5. The _______ dialog box appears with a list of field names.

[Answered] Two firms, A and B, control the market for a product. Each can charge a high or low price with the following economic profit outcomes: | | B - low price | B - high price | |-------------|---------------|----------------| | A - low price | A's profit = 40, B's profit = 30 | A's profit = 60, B's profit = 50 | | A - high price | A's profit = 80, B's profit = 110 | A's profit = 130, B's profit = 90 | The Nash equilibrium is most likely to occur when: A) Both companies charge a high price. B) A charges a high price and B charges a low price. C) B charges a high price and A charges a low price.

[Answered] B. Use either 'than' or 'not' in the sentences below. 1. The blue car is ______ the red car. (fast) 2. Peter is ______ Rohit. (not / tall) 3. His copy is ______ the other one. (bad) 4. The tomato soup was ______ the mushroom soup. (delicious) 5. Silver is ______ gold. (not / costly)

[Answered] Which of the following organs is not an accessory organ of the digestive system? (A) Pancreas (B) Spleen (C) Tongue (D) Liver

[Answered] A student bought \(\frac{4}{3}\) m of yellow ribbon, \(\frac{1}{6}\) m of red ribbon, and \(\frac{2}{3}\) m of blue ribbon for decorating a room. How many metres of ribbon did he buy?

[Answered] Complete the following sentences with correct adjectives from the box. shortest, longest, deepest, coldest, cleverest, fastest (a) The fastest girl won the race. (b) Pick up the ______ pencil from the bench.