The expression 3c2 represents the number of ways of:
a. choosing 2 items at a time from a set of 3. c. arranging, in order, 2 items from a set of 3.
b. choosing 3 items at a time from a set of 2. d. arranging, in order, 3 items from a set of 2.
c. select the best answer from the choices provided

Ineed or else im in trouble need a random sample of 240 park users were asked if they go to the park more often on weekdays or on the weekend. the results are shown in the table. weekdays weekend male (50) (10) female (150) (30) based on the data in the table, select correct or incorrect for each statement. correct or incorrect 1.the males go to the park more often on the weekend. 2.the females go to the park more often on weekdays. 3.for the participants in the survey, gender affects which days of the week a person goes to the park.

It says factor each expression 49x-28?

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?