Annie is reading an essay about how using bicycles for transportation can reduce the level of pollution. choose the organizational pattern that the following question can to identify.

how do bicycles influence the level of pollution?

a.
cause and effect
b.
chronological order
c.
compare and contrast
d.
description

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a