Nick buys 3 pancakes and a cup of orange juice at his favorite restaurant. The total cost is $8.25. If the orange juice costs $1.50, what equation can be used to find the cost of 1 pancake? How much does one pancake cost?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?