A local hamburger shop sold a combined total of 812 hamburgers and cheeseburgers on Wednesday. There were 62 more cheeseburgers sold than hamburgers.
How many hamburgers were sold on Wednesday?

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

Why do interests rates on loans to be lower in a weak economy than in a strong one

This is so hard and it’s for a test