Noah has a coupon for 30% off at his favorite clothing store. He uses it to buy a hoodie and a pair of jeans. A. Noah paid $28 for the jeans after using the coupon. What is the regular price of the jeans? B. The regular price of a hoodie is $27. What did Noah pay for the hoodie? C. If the regular price of an item is x dollars, what is the discount price in dollars?

The reflexive property of congruence lets you say that ∠pqr ≅

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?