Can a mixed fraction have a absolute value

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol