Mathematics, 17.05.2021 17:00 shahedalahmad2017
B) The time, T (in minutes) taken for a stadium to empty varies directly as the number of spectators, S. and inversely as the number of open exits, E. It
takes 12 minutes for a stadium to empty when there are 20,000 spectators and 20 open exits. How long does it take the stadium to empty when there are
36.000 spectators and 24 open exits.
Answers: 2
Mathematics, 21.06.2019 19:30
Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?
Answers: 1
Mathematics, 21.06.2019 23:30
Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0
Answers: 2
Mathematics, 22.06.2019 00:30
Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.
Answers: 3
B) The time, T (in minutes) taken for a stadium to empty varies directly as the number of spectators...
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