How do you multiply 2 square roots?

ex.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad