The Society for the Advancement of Skim Milk has 4 members. They decide
to select a president and a vice president. How many different "president/vice
president" combinations are possible? (Do not include units in your answer.)

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial