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working alone, carlos can oil the lanes in a bowling alley in five hours. Jenny can oil the same lanes in nine hours. If they worked together how long would it take them?
answered
Feb 15, 2019
Mathematics
high-school
3
votes
129k
views
If two vectors are perpendicular to each other, how should you add them?
answered
Jan 12, 2019
Physics
high-school
0
votes
158k
views
How did the Egyptians use hieroglyphics? A . They filled papyrus scrolls with information about history, astronomy, and other projects B . Scribes used hieroglyphics to keep official records for the pharaoh
answered
Dec 10, 2018
History
middle-school
3
votes
1.8k
views
Read the given list of organisms. deer, sheep, wolf, cattle, insects What best describes the role of these five organisms in a food web? Carnivores, as they all eat meat Herbivores, as they all feed on
answered
Nov 7, 2018
Physics
middle-school
4
votes
28.3k
views
PLEASE HELP! what can you say about the end behavior of the function f(x)=-4^6+6x^2-52? (picture of options attached-- please select all correct answers!)
answered
Aug 5, 2018
Mathematics
high-school
7
votes
161k
views
What do bacteria have in common with the cells of other living organisms?
answered
Jun 9, 2018
Biology
high-school
5
votes
63.7k
views
Why did russia pull out of ww1?
answered
Apr 9, 2018
History
middle-school
3
votes
106k
views
What was NOT an outcome of the Meiji Restoration in Japan? A. the feudal system was ended B. industrialization of Japan C. the isolation of Japan from the rest of the world D. restoration of emperor rule
answered
Feb 27, 2018
History
high-school
2
votes
143k
views
Which agency coordinate the Internet's IP addressing and DNS system.
answered
Aug 30, 2017
Computers and Technology
high-school
2
votes
228k
views
Which of the following would not be a reason to create a controlled-fusion reactor? A. To start and control a fusion reaction B. To eliminate radioactive waste materials C. To confine a fission
answered
Jan 21, 2017
Chemistry
high-school
1
vote
178k
views
Your family would like to develop healthier eating habits. Which of the following strategies would be the best approach to reaching that goal? Replace all the food in the kitchen with healthy options right
answered
Jan 20, 2017
Health
high-school
2
votes
94.9k
views
34 Percent of 99 is what
answered
Jun 11, 2016
Mathematics
middle-school
7
votes
173k
views
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