Answer:
4:7 i think, bc its books to pencils so books go first, which is 4, put the ratio sign, then 7
In order to find the answer to the question u need to get x by its self
There's an infinite amount of numbers that round to 8.21 when rounded to the nearest hundredth, for example:
8.211
8.209
8.214
8.21145683204
etc...
Just pick whichever two numbers you like :)
1/4 probability because there is 4 suits and you are looking for one out of the four suits.<span />