Niu has decorated xxx cards. he started with 242424 stickers, and he used 444 stickers per card.
which expressions can we use to describe how many stickers niu has left?
choose 2 answers:

a. 4x+24
b. 4+24x
c. 4(6−x)
d. 24−x
e. 24−4x

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

What is the following sum in simplest form? square root 8 + 3 square root 2 + square root 32

The probability that a u.s. resident has traveled to canada is 0.18 and to mexico is 0.09. a. if traveling to canada and traveling to mexico are independent events, what is the probability that a randomly-selected person has traveled to both? (page 109 in the book may ) b. it turns out that only 4% of u.s. residents have traveled to both countries. comparing this with your answer to part a, are the events independent? explain why or why not. (page 119 may ) c. using the %’s given, make a venn diagram to display this information. (don’t use your answer to part a.) d. using the conditional probability formula (page 114 in the book) and the %’s given, find the probability that a randomly-selected person has traveled to canada, if we know they have traveled to mexico.