Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
secondary 3 | E Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
.
Date Posted: 2 years ago
Views: 210
See 1 Answer
So we know that Gracie needs 75% to pass. Hence she can get 25% of the 80 questions wrong. By multiplying 80 by 25% or 1/4. The answer is that she can have 20 answers wrong.
360 Tutoring Program