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HELP!

the number of boys if the total height of the boys is 26.4 meters and their average height is 1.2 meters

the average rate of elevation change in feet per second if
a submarine dives 440 feet in 20 seconds

Respuesta :

musiclover10045

A) Divide the total height by the average height:

26.4 / 1.2 = 22 total boys.


B) Divide total feet by total time:

440 feet / 20 seconds = 22 feet per second.\

Because the submarine is diving the rate would become negative 22 feet per second.

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