The Dog Fur Problem

Geometry Level pending

There are 50 strands of dog fur per inch on the pillow. The top face of the pillow is $150 \text{ inch}^2$ (assume the bottom face of the pillow is the same, whereas one side of the pillow is $40 \text{ inch}^2$ (assume the opposite face is the same).

How many strands of dog fur is on the surface of the pillow altogether?

380 \text{ inch}^2

420 \text{ inch}^2

450 \text{ inch}^2

350 \text{ inch}^2

Not enough information None of the above

1 solution

St Fi
Oct 24, 2018

[150 in(2)+150 in(2)]+[40 in(2)+40 in(2)]=380 in(2)

The units are incorrect. Also, please see this $LaTeX$ guide .

Blan Morrison - 2 years, 7 months ago

Thank you. I will change that.

St FI - 2 years, 7 months ago

You can't change the answers. I was simply pointing this out for in the future. @Brilliant Mathematics

Blan Morrison - 2 years, 7 months ago

@Blan Morrison – Yes, thank you for your feedback.

St FI - 2 years, 7 months ago

@St Fi – Thanks. I've updated the problem statement and options to reflect this.

Brilliant Mathematics Staff - 2 years, 7 months ago

@Brilliant Mathematics – Thank you.

St FI - 2 years, 7 months ago

The Dog Fur Problem

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