Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

primary 6 | Maths | Data Analysis
2 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Abi
Abi

primary 6 chevron_right Maths chevron_right Data analysis chevron_right Singapore

There are 30 questions in a ratio quiz. For each correct answer, 3 marks is awarded. For every wrong answer 1 mark is deducted. Jake scored 38 marks for this quiz. How many questions did Jake answer correctly?

Date Posted: 1 week ago
Views: 10

See 2 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jie Ling
Jie Ling's answer
11 answers (A Helpful Person)
1st
if u take 27 x 5, u will get 135. After that, u need to minus 9 as she got 3 questions wrong

3 marks x 3 questions = 9 marks
Abi
Abi
1 week ago
Thank you!
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Irene
Irene's answer
22 answers (A Helpful Person)
your steps are correct, except for the 3rd step. Instead of subtracting, you have to add cos the total marks lost is 4.