)there is a group with 5 women and 7 men, a. how many different committees consisting of 2 women and 3 men can be formed? b. if 2 of the men are feuding and refuse to serve on the committee together, how many different committee can be formed?

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?