Mathematics, 05.05.2020 02:13 lolll52
Arias has a hot air balloon. When full the balloon is a sphere with a radius of 9 meters, she fills it with hot air whose density is 0.9 kilometers per cubic meter. Since this is less dense than the sit in the atmosphere, the balloon is carried upwards. How much air does Ariah need to fill the balloon?
Answers: 1
Mathematics, 20.06.2019 18:04
Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787
Answers: 3
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
Arias has a hot air balloon. When full the balloon is a sphere with a radius of 9 meters, she fills...
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