Melissa’s birthday is next week and she has been receiving cards in the mail with different amounts of money. she has received 5 cards with the following amounts: $10, $20, $ 25, $30, $40. if melissa receives one more card in the mail with $25, which of the following will happen?
the standard deviation will
select a value
a) decrease.
b) increase.
c) stay the same.

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth