1 Sasha spent $45.35 on party supplies for
her birthday celebration. She bought 6
cans of silly string for $1.99 a can, 4 two
liter bottles of soda at $1.29 each, and
a cake for $15.99. She spent the rest on
snacks. How much money did she spend
on snacks

A $33.09
B $12.26
C $45.35
D $19.27

State if the two triangles are congruent. if they are, state how you know?

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?