If we decrease the distance an object moves we will (2 points) increase the amount of force applied. decrease the amount of force applied. decrease the amount of work done. increase the amount of work done. answer asap

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).