Answers by Mark Lagendijk
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Answers by Mark Lagendijk

Answers by Mark Lagendijk
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Walter asks to borrow $5 from Sharon on Monday, and another $8 on Tuesday. If he pays back $6 on Wednesday and borrows another $5 on Thursday, how much does he still owe Sharon on Friday
answered Jan 24, 2020
6 votes
188k views
Lead-209, a radioactive isotope, decays to nonradioactive lead over time. the half-life of lead-209 is 8 days. suppose that 20 milligrams of lead-209 are created by a particle physics experiment. write
answered Oct 22, 2019
3 votes
41.2k views
Quiero que nosotros _____ hasta tarde. a. dormir b. dormimos c. durmamos
answered Oct 15, 2019
1 vote
68.8k views
6) This was the large movement of African Americans from the Southern U.S. to the Northern U.S. in the early-20th century.
answered Oct 11, 2019
2 votes
67.0k views
For a particular reaction, ΔH° is 34.2 kJ and ΔS is 99.2 J/K. Assuming these values change very little with temperature, over what temperature range is the reaction spontaneous in the forward direction?
answered Aug 15, 2019
7 votes
13.8k views
Catching yourself in the process of self-serving bias is most likely the result of:
answered May 28, 2019
4 votes
158k views
Gillian purchased 25 books at the library book sale. Each hardcover book cost $1.50, and each paperback book cost $0.50. Gillian spent a total of $26.50. The book costs can be represented by the system
answered Apr 11, 2019
0 votes
172k views
The King of Sardinia, Victor Emmanuel II, was an ideal choice for a unification leader because a. he was pro-liberal. b. he had good relations with the pope. c. Sardinia had the most central location.
answered Apr 1, 2019
3 votes
10.9k views
What is function notation
answered Feb 6, 2019
2 votes
78.7k views
How does this image give a realistic portrayal of life in the 1300s? a) huge numbers of people believed in the idea that the world would soon end. b) military expeditions often resulted in many casualties
answered Sep 21, 2018
4 votes
165k views
An engineer stands 200 feet from a tower and sights the top of the tower at a 45° angle of elevation. Find the height of the tower.
answered Jun 21, 2018
4 votes
147k views
A customary dose for a certain body weight that keeps the drug level steady is known as the _______ dose. A. usual B. maintenance C. minimum D. loading
answered May 31, 2018
2 votes
140k views
Aaron and Donald sign a written contract in which Aaron agrees to supply raw materials to Donald’s company in return for set fees for one year. Which form of contract have both the individuals entered
answered Apr 9, 2018
1 vote
6.1k views
—Twenty-fourth Amendment What was the effect of this amendment? It stopped states from preventing former slaves and poor people from voting. It stopped any state from disallowing women to vote in national
answered Jul 16, 2016
1 vote
200k views
a giraffe can run 46.93 feet per second how many feet can it run in 1.8 seconds with out cross multiplying justify your awnser
answered Dec 25, 2015
3 votes
149k views
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