Mathematics, 04.05.2020 23:55, andr8aa
Anna is selling tickets to her tennis tournament. An adult ticket costs $20 and a student ticket costs $16. Anna collects $1020 for a total of 55 tickets.
How many adult and how many student tickets has Anna sold?
A) 20 adult tickets; 35 student tickets
B) 21 adult tickets; 34 student tickets
C) 25 adult tickets; 30 student tickets
D) 35 adult tickets; 20 student tickets
Answers: 1
Mathematics, 21.06.2019 21:20, DisneyGirl11
The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %
Answers: 3
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