Answers by Longbiao CHEN
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Answers by Longbiao CHEN

Answers by Longbiao CHEN
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If an S-wave travels at 4 km/s to the same seismic station in question 15, how much longer will secondary waves arrive after the primary waves? a) 4 seconds b) 8 seconds c) 10 seconds d) 12 seconds
answered Jan 1
1 vote
151k views
Marta has a lemonade stand. She sells 40 cups of lemonade for $10 each the entire week. How much money did she make that week?
answered Dec 7, 2024
3 votes
214k views
Q is 2/3 the value of the expression will equal a number greater than 6
answered Oct 15, 2024
5 votes
213k views
Question 16(Multiple Choice Worth 3 points) (01.03 HC) Nautilus are mollusks that vertically migrate from deeper areas of coral moving through and why would a Nautilus migrate in this way? O Abyssopelagic
answered May 15, 2024
5 votes
114k views
If Mason made 20 free throws, how many free throws did he attempt in all?
answered Dec 12, 2023
3 votes
93.0k views
Hector is a baseball fan but wants to watch something different. There are 5 basketball games, 2 football games, and 4 hockey games that he can choose to watch. If Hector randomly chooses a game, what
answered May 29, 2023
4 votes
25.2k views
*PLS HELP* I need help on this and please provide an explanation Thank you! Question: What is the value of X° In this complementary angle? ​
answered Mar 10, 2023
10 votes
200k views
If you are having trouble creating a balanced, geometric artwork, you could change your design to a asymmetrical balance b asymmetrical imbalance c symmetrical balance d symmetrical imbalance
answered Mar 1, 2023
9 votes
102k views
To estimate the height of a mountain, two students find the angle of elevation from a point (at ground level) b 640 meters from the base of the mountain to the top of the mountain is B = 49°. The students
answered Feb 1, 2023
0 votes
109k views
What inequality is shown on this graph?
answered Nov 18, 2022
3 votes
131k views
Solve each equation. (8.5) ⋅ (-3)=a (-7) + b=(-11) c−(-3)=15 d ⋅ (-4)=32
answered Sep 9, 2022
2 votes
87.5k views
Add the first 79 terms of this sequence: -8,-1, 6, 13, 20, ...
answered Aug 6, 2022
5 votes
105k views
An item that usually sells for $189 is on sale for 25% off. Find the sale price
answered Jun 29, 2022
3 votes
166k views
Anyone know how to do these economic credit score problems??
answered Jun 25, 2022
9 votes
151k views
A parabola can be drawn given a focus of (1,3) and a directrix of x = -7. What can be said about the parabola? The parabola has a vertex at ( ), has a p-value of and it PLEASE HELP
answered Jun 24, 2022
4 votes
54.4k views
What Does Virtuoso Mean Please Give Me A Detailed Description Defining The Word.​
answered Jun 24, 2022
5 votes
57.2k views
-3(1-3x)+2x its due today help! I got 11x - 3 I don't know if it's correct
answered Jun 14, 2022
2 votes
7.2k views
A. Checks and 2. Which of the following best describes the second amendment? A. Right to bear arms B. Freedom of speech C. Separation of Church and State D. Impossible, the constitution doesn't allow for
answered Jun 11, 2022
1 vote
156k views
Which of the following represents the value of 3 2/5−5/2 ? Select one: A. 27/4 B. 4 C. 9/10 D. 1/3
answered May 29, 2022
12 votes
110k views
PLS HELP ASAP PLS PLS PLS: Is there a connection between the high amount of mineral mines in the western US and the high amount of mountain chains in the western US? If so, what is it?
answered Dec 14, 2021
3 votes
58.4k views
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