Alex ate 1/4 of pizza and there are 20 slices how many did he eat​

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 $s$?

Describe how making an ‘and’ compound sentence effects your solution set

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3