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What's 5 * 5 whats 500 + 5 + 500 + 2 * 305
answered
Jun 8, 2019
Mathematics
middle-school
4
votes
88.1k
views
The table shows five activities (in days) for a project. Use PERT (Program Evaluation and Review Technique) to calculate the expected time of completion for activity B. A. 11 days B. 6.5 days C. 9 days
answered
Jun 7, 2019
Mathematics
middle-school
2
votes
34.1k
views
A chemist is using 351 milliliters of a solution of acid and water. If 19.7 % of the solution is acid, how many milliliters of acid are there? Round your answer to the nearest tenth.
answered
Jan 19, 2019
Mathematics
middle-school
4
votes
185k
views
Explain why it is not necessary to use excess alcohol in the reaction of an acyl chloride with an alcohol.
answered
Oct 20, 2018
Chemistry
college
5
votes
45.3k
views
Katy made a card pattern with rows of cards.The table at the left shows the number or cards in each row what is the pattern rule for number of cards
answered
Oct 1, 2018
Mathematics
middle-school
3
votes
18.7k
views
How are health and sickness examples of Yin and Yang?
answered
Mar 14, 2018
Health
middle-school
3
votes
192k
views
What is communism? a political system in which power rests in the hands of the people a social and political philosophy whose economic goals include economic efficiency and economic growth and innovation
answered
Feb 3, 2018
History
high-school
2
votes
70.6k
views
How many square inches are in 60 square feet?
answered
Dec 1, 2017
Mathematics
high-school
1
vote
123k
views
Katherine has $140 in the bank and is saving $6 per week. Abbie has $462 in the bank, but is spending at a rate of $10 per week. Which equation will determine when they will have the same amount of money
answered
Jul 19, 2017
Mathematics
high-school
2
votes
8.7k
views
Give an example of one type of energy transformation (change to another form). Be sure to explain your example.
answered
Feb 7, 2017
Chemistry
middle-school
5
votes
116k
views
Solve using substitution. 4a=3b+3 a=b-1
answered
Oct 29, 2016
Mathematics
high-school
4
votes
180k
views
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