Aparking lot permits either cars or motorcycles. all together the vehicles parked in a particular day have 60 wheels. use your reasoning and problem solving skills to find how many cars and how many motorcyeles there could be in the parking lot this day. give 2 different answers.

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

This is so hard and it’s for a test

Anyone know these questions? i need ,.