A full-time employee who works 40 hours week earns 19.50 per hour. Estimate that person’s annual income

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?