Divide any two consecutive terms to find that the common ratio for this sequence is -3.Geometric sequences are multiplying sequences. Question 7 “Geometric sequence” the answer is E Since his wage increases by 6%, we add that to his current wage we get 12.00 + 0.72 = 12.72 which is choice HĪ quicker way to do this is to note that if his wage increases by 6% his new wage will be 100% + 6% = 106% of his old wage.In order to take a percent of something first convert it to either a fraction or a decimal. Question 6 “Jorge’s hourly wage” the answer is H Simplify to get, which is answer choice E.To calculate f(1) plug x = 1 into the equation above to obtain.This question is testing that we understand function notation. Finally divide both sides by 1000 to obtain, and the decimal for is. ![]() First we plug in our numbers from the problem.Solve this equation (divide both sides by, use a calculator) to obtain x = 90, which is choice E.It’s fine to set it up the other way, as long as you are consistent. We put inches on the top and miles on the bottom.Scale factor problems should be set up as proportions. Question 2 “Monthly fees” the answer is H 67 + 6 = 73 people have type A or type AB blood. ![]() ACT Practice Test Math Answer Explanations 2015-2018 When you’re finished reviewing this official practice ACT test, start practicing with our own 10 full-length practice ACT tests-absolutely free during the pandemic. Writing Answer Explanations from 2015-2018 ACT Practice Test.Science Answer Explanations from 2015-2018 ACT Practice Test.Reading Answer Explanations from 2015-2018 ACT Practice Test. ![]()
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