the temperature in chicago was -8 at midnight by the morning the temp has decreased by 4 what is the temp in the morning

Me with this one question, and i'll upvote the brainliest answer

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is