1. a lever has an effort arm that is 8 meters long and the resistance (load) arm that is 1.5 meters long, how much effort is needed to lift a 200 newton weight?

$450 is the answer.

step-by-step explanation:

30% of 450 = 135

450-135=315

hi there!

question 1 answer: p/q can be terminating when q = 5^m * 2^n

question 2 answer: -1 and -1

question 3 answer: -4

question 4 answer: 5/12

hope this : )

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well, because the $0.25 is an added cost depending on how many minutes, the answer would be y = 30 + 0.25x.