4. samantha went out to eat with her
friends on monday, tuesday, wednesday,
and friday. she spent $5.65 on monday,
$7.50 on tuesday, $9.75 on wednesday,
and $5.95 on friday. how much
more money did samantha spend on
wednesday and friday than on monday
and tuesday?

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

What is the product of the radical expression. (7-2square root) (8+2 square root)

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040