Three rectangular tables are placed end to end to form one long table 7.8 meters long. the lengths of two of the tables are 3.5 meters and 1.6 meters. what is the length of the third small table?

With finding limits of multi variable !

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.