Answers by Jan Moravec
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Answers by Jan Moravec

Answers by Jan Moravec
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A road, 500 m long, is to be planted with trees at an interval of 5 m. How many trees can be planted if trees are planted at both ends of the road as well?
answered Dec 5, 2023
11 votes
114k views
The nucleus of one atom contains 12 pro- tons and 12 neutrons, while the nucleus of another atom contains 12 protons and 16 neutrons. What are the atoms?
answered Dec 1, 2023
4 votes
121k views
What is the answer to 7 X 4 X 5=
answered Oct 13, 2023
0 votes
38.9k views
1. Then a survey of 30 students and it was found that 17 of them have a cat, based on these results, guess how many students out of 300 students in the school have cats? 2. If one out of 12 students in
answered Mar 18, 2023
3 votes
166k views
Please help !!!!! I need to pass
answered Jan 3, 2023
11 votes
160k views
Why was it necessary to absorb CO2 in the soybean respiration experiment?
answered Aug 26, 2022
6 votes
64.4k views
The average price of a movie ticket in 20 years will be at least $6 less than seven-thirds of today’s average ticket price. What could be the price of a movie ticket in 20 years if the current average
answered Jul 22, 2022
8 votes
153k views
-8=8(-3+a) plz help me and show work simply
answered Jul 9, 2022
1 vote
106k views
How many atoms are present in one molecule of methane A. 2 B. 3 C. 4 D. 5​
answered Feb 16, 2022
6 votes
52.8k views
Find the 74 thterm of -19, -14, -9, -4, ..
answered Jan 3, 2022
6 votes
189k views
What is rising action in a story?
answered Nov 24, 2021
7 votes
201k views
Sam is getting his bachelor's degree. During some of his course work, he honed his research skills and learned to exhibit confidence while presenting to an audience. Which career has Sam most likely been
answered Nov 10, 2021
1 vote
217k views
What is oxygen level?
answered Oct 31, 2021
7 votes
169k views
When factored, the trinomials x2 + 4x − 21 and x2 + 11x + 28 have one binomial factor in common. What is this factor? x − 7 x + 7 x − 5 x + 5
answered Oct 20, 2021
0 votes
49.2k views
A 3.0 L flask containing helium at 145 mmHg is connected by a closed valve to a 2.0 L flask containing argon at 355 mmHg. When the valve is opened and the gases are allowed to mix equally in the two flasks,
answered Aug 16, 2021
6 votes
76.4k views
An object that falls and accelerates solely as a result of gravity is said to be in (2 points) A. terminal velocity B. free fall C. air resistance D. terminal acceleration
answered Aug 12, 2021
2 votes
64.6k views
What is the solution for the following system of equations ? 2x + y = 7 x - 2y = 6
answered May 12, 2021
5 votes
80.5k views
What is the slope???????
answered Apr 28, 2021
5 votes
169k views
Plzzzzzzz help 20 points
answered Jan 26, 2021
2 votes
96.4k views
What does the underlined sentence tell you about humans and Mars? NASA's attempts to send humans to Mars are unsuccessful. Travel to Mars is currently unsafe for humans. Faster spaceships are needed to
answered Jan 22, 2021
4 votes
139k views
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