Select all the fractions that are equivalent to 4.05¯¯¯¯¯. 405/99
401/99
81/33
802/198
405/100 (can only give 2 answers, so yea...)

It is 401/99 and 405/100

But if you only want one answer, then do 405/100

Hope this helps! :)

401/99 and 802/198. this can be proven by dividing 401 by 99, and dividing 802 by 198. you also know these are equivalent fractions since 401/99 times 2 is equal to 802/198 (recognizing this is not necessary, but it could help). hope this helps :)