You can now view questions, answers, 100's of hours of video explanations and step-by-step worked solutions for FREE!
Sign up/Login if you wish to track your progress!

Primary 5 Problem Sums/Word Problems - Try FREE

Score :
(Single Attempt)


Need dedicated, 1-1 help?
PSLE A* 2020 1-1 Tuition By Mr SingaporeMathGuru Results Guaranteed!*
Click here to learn more

There are 7 goats and 2 dogs in a farm. 

The average mass of each goat is 54.9 kg while the average mass of each dog is 39.6 kg.
What is the average mass of each animal in the farm?



Notes to students:

  1.      Round your answer off to 2 decimal places


The correct answer is : 51.5