3 years ago

2. Josh and his brother will drive from Boston

Mathematics

1 answer:

Alenkasestr [34]3 years ago

4 0

Answer: 4.4 hours

Step-by-step explanation:

Distance = 220 miles

Speed = 50.5 miles/hour

speed = distance / time

Therefore :

time = distance / speed

time = 220/50.5

time = 4.356435644

To the nearest tenth , time = 4.4 hours

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A bird drops a nut from a height of 441 feet. Its height, h, in feet is given by the equation h=-16t^2=441 where t is the time i

Ahat [919]

<span> A bird drops a nut from a height of 441 feet.
Its height, h, in feet is given by the equation h=-16t^2=441
,where t is the time in seconds the nut has fallen.

The time it </span>will it take for the nut to hit the ground is given as:

$t^{2} = \frac{441}{16} \\ \\ t = \frac{21}{4} \\ \\ t = 5.25 seconds$