Question

and engineers didn’t answer 68 questions correctly on a 170 question trigonometry test what percent of the questions did she answer correctly?

Answer 1

60%

Explanation:

You see how many answers she got got right and to do that you subtract 170-68 and get 102. That's how many she answered correctly. Then you need to find the percentage and to do that you divide 102 by 170 which gives you 0.6, which can be read as 60%. Hope that helps! :)