Jordan got 27 out of 90 correct in his test. what fraction of the marks did he get wrong ? give your answer in the simplest form

63/90

Step-by-step explanation:

just subtract 27 from 90 and you will get 63 so jordan got 63 questions wrong out of 90 which means 63/90.

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.