Mr. Arnold is buying dry-erase markers for his classroom. He already has 7 markers. Mr. Arnold buys 5 packs with 7 markers each and 8 packs with 4 markers each. He then throws away 2 markers that do not work. Which number sentence best represents how many dry-erase markers Mr. Arnold now has in his classroom?

On the april 3 billing date, michaelle chappell had a balance due of $ 1495.39 on her credit card. from april 3 through may 2, michaelle charged an additional $ 305.34 and made a payment of $ 800.a) find the finance charge on may 3, using the previous balance method. assume that the interest rate is 1.8 % per month.b) find the new balance on may 3.

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building