Nadia charges $7.50 an hour for babysitting. she babysits 18.5 hours the first week of the month and 20 hour the second week of the month. suppose nadia raises her rate by $0.75 an hour. how many hours would she need to work to earn the same amount of money she made in the first two weeks of the month? explain.

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.