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A rocket starts at rest at t=0 with initial mass consisting of a payload of mass M together with fuel of mass 9M. The fuel is burnt at a constant rate λ with the mass being emitted backwards at speed u
answered
Dec 19, 2024
Physics
high-school
2
votes
219k
views
In a school with 400 students,120 ride the bus to school.What percent of the students ride the bus to school
answered
Dec 16, 2024
Mathematics
high-school
5
votes
33.7k
views
Does the mass and volume affect density? Why or why not?
answered
Jul 19, 2024
Chemistry
high-school
0
votes
44.5k
views
Kerry's ice cream shop sells ice cream for $3 per cup. To open, he paid $25,000, and he pays a wholesale price of $1 per cup. How many cups of ice cream does he have to sell to break even?
answered
Feb 6, 2024
Business
high-school
7
votes
191k
views
Which inequality is represented by the graph
answered
Dec 7, 2023
Mathematics
high-school
13
votes
12.6k
views
How do influential books shape societies? A. They capture history in far-fetched but entertaining fairy tales. B. They often create awareness and concern about important issues. C. They help the government
answered
Aug 10, 2023
English
middle-school
4
votes
78.4k
views
The diagram below shows how much time Antoine spends doing different activities each day. How many hours does Antoine sleep in a day?
answered
Jul 15, 2023
Mathematics
high-school
2
votes
27.0k
views
Someone help : log4(5x+2)=5x
answered
Nov 28, 2022
Mathematics
high-school
10
votes
112k
views
What does y = -10x + 80 look like on a graph?
answered
Oct 19, 2022
Mathematics
high-school
1
vote
95.2k
views
She said, "Would you like me to help you?" ( Change into indirect speech)
answered
Oct 12, 2022
English
high-school
3
votes
22.2k
views
A soil sample contains clay, composted materials, and sand. Clay makes up 29% of soil sample. Express 29% as a decimal.
answered
Aug 27, 2022
Mathematics
high-school
2
votes
169k
views
In order for a physical barrier to be effective in preventing infection, the barrier must __________. A. prevent the substance from entering the body, trap the substance when it first enters the body,
answered
Aug 24, 2022
Biology
high-school
7
votes
194k
views
Which was not a reason that major league sports came to Atlanta? A. new stadium B. media broadcasts onts o C. political pressure D. fan base
answered
Jul 12, 2022
History
middle-school
2
votes
191k
views
Order the numbers from least to greatest!
answered
Jul 12, 2022
Mathematics
college
3
votes
174k
views
Picking up a bag of groceries Muscular Strength Muscular Endurance
answered
Jul 7, 2022
Health
high-school
6
votes
50.5k
views
Solve this equation 5-1(b+2)
answered
Jul 6, 2022
Mathematics
high-school
6
votes
113k
views
(3k2 - 7k + 12) = (3k + 2)
answered
Jan 21, 2022
Mathematics
high-school
5
votes
214k
views
A 90.0kg box is dragged on a level floor with constant speed by pulling on a rope at an angle of 25 degrees above the horizontal. The coefficient of kinetic friction between the floor and the box is 0.
answered
Dec 14, 2021
Physics
college
3
votes
82.2k
views
1) Which ratio of cups of fruit to cups of almond milk is shown on the double number line? 4/3 1/2 How much fruit does Faith use per cup of almond milk? cup(s) of fruit per cup of almond milk
answered
Oct 10, 2021
Mathematics
college
2
votes
3.4k
views
Which organelle packages proteins into vesicles? * O A chloroplasts O B nucleus C ribosomes D Golgi apparatus
answered
Jul 23, 2021
Biology
high-school
2
votes
97.1k
views
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