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primary 5 | Maths
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Golden Gerl
Golden Gerl

primary 5 chevron_right Maths

Can pls pls help me with this question asap? Need it urgently. Thanks in advance

Date Posted: 7 years ago
Views: 331

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Joy Ong
Joy Ong's answer
3 answers (Tutor Details)
1st
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
Golden Gerl
Golden Gerl
7 years ago
Thank so much !