friesareepic666 friesareepic666

09-06-2022
Mathematics

contestada

A plane travels at 212 miles per hour

A plane travels at 212 miles per hour class=

Respuesta :

jsimpson11000 jsimpson11000

15-06-2022

Answer:

See below

Step-by-step explanation:

212 mile/hr to 1 SD = 200 mile/hr

4000 sec/ hr / 200 mile/ hr = 20 sec / mile

OVER or UNDER ?

actual :

3600 / 212 = 16.98 sec / mile

so 20 sec / mile is an OVER ESTIMATE

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