102, 112, 120-129, 132, 142, 152, 162, 172, 182, 192, 200-299, 302, 312, 320-329, 332, 342, 352, 362, 372, 382, 392
2+10+7+100+2+10+7
138 integers.
Start by combining the fractions:



Recall the Pythagorean identity:

Then cancel a factor of
and use the definition of secant:

Answer:
x=1.75 hour
Step-by-step explanation:
200km=2.5
140km=x
2.5 * 140=200x
350=200x
x=350/200
x=1.75
the time it will take is x=1.75 hour
1 hour = 60 minutes.
Divide the number of words per hour by 60:
86 / 60 = 1.433333
Rounded to the nearest tenth = 1.4 words per minute.