My question isnt a spacific topic but why do i feel no matter how many times i try on a quiz i can only get a 1 out of 6 on it i have tried like 5 times and thats all im getting

Irene bought 3 yards of fabric and a spool of thread for $28.10. if the spool of thread cost $1.25, how much did the fabric cost per yard?

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

At which value in the domain does f(x) =0?