Ked
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8) Kristin left the science museum driving
toward the ocean one hour before Jack.
Jack drove in the opposite direction going
40 km/h slower than Kristin for five hours
after which time they were 570 km apart.
How fast did Kristin drive?
A) 35 kmh B) 80 km/h
C) 96 km/h D ) 70 km/h

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?