64 mi/hr ÷ 3600 = 0.01778 mi/sec
0.01778 mi/sec × 5280 = 93.867 ft/sec
Answer:
490
Step-by-step explanation:
because 94 is close to 90
Answer:
option D
Step-by-step explanation:
Given in the question are 4 number
5√1/3 -
2 -
9 +
A Complex Number is a combination of a Real Number and an Imaginary Number
<h3>Example </h3>
a + ib
where a is real number
b is imaginary number
i is 'lota' which is √-1
<h3>So according to the definition above </h3>
is complex number in which
is real part
= is the imaginary part
After 2 hours, she was (62 mph -50 mph)*2h = 24 miles behind her trip average, so she had to make that distance up in the last 3 hours. That is, her average for the last 3 hours was (24 mi)/(3h) = 8 mph more than her trip average.
Jiamin averaged 62+8 = 70 mph for the last 3 hours of her trip.