Answers by Mohamed Dernoun
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Answers by Mohamed Dernoun

Answers by Mohamed Dernoun
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A contestant on the Biggest Loser tv show started at 380 lbs. When the show ended, the contestant weighed 225 lbs. What was the contestants percent decrease?
answered Jun 1, 2021
2 votes
88.8k views
500 grams of an unknown substance gains 23000 J of heat as it is heated from a temperature of 250C to 1250C. Using mathematical computation and the chart below, determine the identity of the unknown substance.
answered May 15, 2021
4 votes
81.2k views
Express the following fraction in simplest form using only positive exponents. 4j^7/5(j^2)3
answered Apr 27, 2021
5 votes
220k views
Which is the most important type of direction used in a drawing? Architects show the direction of the building using compass directions—north, south, east, and west. However, the direction is the most
answered Apr 2, 2021
0 votes
138k views
Fanatics Company is preparing monthly cash budgets for the first quarter of the year. Monthly sales revenue in this quarter is estimated as follow: January, $18,500; February, $16,000; March, $11,000.
answered Mar 12, 2021
4 votes
158k views
According to sociologist Karl Marx, the __________ consist(s) of those who own the means of production—the land and capital necessary for factories and mines.
answered Feb 17, 2021
4 votes
102k views
Is there any difference between reflection and echo???
answered Jan 27, 2021
4 votes
28.6k views
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