Question

Kong took 15% fewer seconds than Nolan took to complete his multiplication timed test. Kong took 85 seconds.

Answer 1

you can do it in proportions do 15%/100% = 85/?
then do 15 times 85 t
hen divide the answer by 100
which will get you 12.75
then do 85 plus 12.75
then that’s the answer that nolan took for his test.

Answer 2

Answer:Nolan took 100 seconds to complete his multiplication test.
Solution:85% of time Nolan took to complete multiplication test=85 seconds
100%=85/85 × 100
=100 seconds.