Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
See 1 Answer
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Total mass of a box and 7 toys = 856.25 x 7 = 5993.75g
Total mass of a box and 11 toys = 837.5 x 11 = 9212.5g
Mass of 4 toys = 9212.5 - 5993.75 = 3218.75g
Average mass of a toy = 3218.75 / 4 = 804.68g
Mass of 7 toys = 804.68 x 7 = 5632.81g
Mass of the box = 5993.75 - 5632.81 = 361.24g = 0.361kg
Total mass of a box and 11 toys = 837.5 x 11 = 9212.5g
Mass of 4 toys = 9212.5 - 5993.75 = 3218.75g
Average mass of a toy = 3218.75 / 4 = 804.68g
Mass of 7 toys = 804.68 x 7 = 5632.81g
Mass of the box = 5993.75 - 5632.81 = 361.24g = 0.361kg
Date Posted:
7 years ago
Thank so much !