Add parenthesis to the
expression below.
4 + 3 x 2 - 4 ÷ 2

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

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 $s$?