Answers by M Polak
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Answers by M Polak

Answers by M Polak
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A concession stand sells hamburgers (h) for $2 and hotdogs (d) for $1. On Friday night they sold a total of 300 hamburgers and hotdogs and made $420. How many of each did they sell?
answered Apr 22, 2020
1 vote
184k views
Two objects that may be considered point masses are initially separated by a distance d. The separation distance is then decreased to d/4. How does the gravitational force between these two objects change
answered Jan 25, 2020
3 votes
141k views
Jet fighter planes are launched from aircraft carriers with the aid of their own engines and a catapult. If in the process of being launched from rest, the thrust of a jet's engines is 2.50 x 10^5 N and
answered Jan 6, 2020
5 votes
217k views
Which of the following chemical formula show an iconic compound
answered Nov 13, 2019
2 votes
126k views
What process can account for a normal xy male producing a sperm carrying two y chromosomes?
answered Oct 8, 2019
4 votes
83.0k views
If QRS TUV, which congruences are true by CPCTC? Check all that apply. A. Q U B. RS TU C. QS TV D. QR TU E. S V F. R U
answered Jul 20, 2019
5 votes
52.3k views
Choose the correct interpretation of this result in terms of the law of definite proportion. The composition of a substance depends on the total number of atoms and not on the composition of the mixture
answered Jan 27, 2019
0 votes
68.2k views
What are some of the guidelines for moral behavior described in the Qur×an?
answered Dec 16, 2018
3 votes
59.4k views
A penny is dropped into a well. It takes 5 seconds to fall. Calculate the depth of the well in feet. A - 400 B - 300 C - 100
answered Nov 26, 2018
5 votes
60.8k views
Two angles are complementary. The first angle measures 35°. What's the measurement of the second angle? A. 145° B. 125° C. 75° D. 55°
answered Nov 9, 2018
0 votes
218k views
How many oxygen atoms are found in one molecule of nitric acid, HNO3? (2 points) 1 2 3 4
answered Sep 27, 2018
0 votes
133k views
Citeste fragmentul din edictul de la nantes si stabileste ce drepturi acorda henric al 4 lea adeptiilor religiei romano-catolice si celei reformate
answered Sep 22, 2018
3 votes
36.3k views
The figure shows two parallel lines PQ and ST cut by the transversals PT and QS. PQ and ST are parallel lines and PT and QS are transversals. The transversals intersect at R. Angle RPQ is labeled 1, angle
answered Feb 3, 2018
0 votes
4.9k views
8.7 x 10-4 = A) 0.000087 B) 0.00087 C) 8,700 D) 87,000
answered Oct 2, 2017
5 votes
113k views
Describe a structure of a hurricane?
answered Sep 18, 2017
3 votes
8.8k views
How many $10 bills are equal to a $ 1,000 bill?
answered Jul 5, 2017
3 votes
205k views
How many times does 3.15 go into 2
answered Oct 29, 2016
3 votes
120k views
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