A ball is thrown vertically upward from the ground. Its distance in feet from the ground in t seconds is s= 16+208t. After how many seconds will the ball be 640 feet from the ground?

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asked Jul 21, 2020 50.2k views

5 votes

A ball is thrown vertically upward from the ground. Its distance in feet from the ground in t seconds is s= 16+208t. After how many seconds will the ball be 640 feet from the ground?

Mathematics
middle-school

Walter Schurter asked

by Walter Schurter

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1 Answer

4 votes

Answer:

3 seconds

Explanation:

16+208+3=640

Mike Castro Demaria answered Jul 25, 2020

by Mike Castro Demaria

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