Someone please help i can’t find the answer.

If a boat travels 3 miles in 1.5 hours how far will it travel in 1 hour

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Find the difference (8ab+a+2) - (3ab+6)