Mary can either take her lunch or buy it at school. It cost 1.95 to buy lunch. If she wants to spend no more than $30 on lunch per month, how many lunches can she buy at most?

What is 987654323456789 * 9870987654345678 heehehehhe

In ∆PQR, PQ = 39 cm and PN is an altitude. Find PR if QN = 36 cm and RN = 8 cm.

Find the constant of variation for this equation xy=12

Wich is the mean of the following numbers 5,6,4,6,4

Chapter 03, Review Problems, Question 59 Two gasohol mixtures are available, one with 6.35% alcohol and the other with 11.28% alcohol. How many litres of the 6.35% mixture must be added to 27.

7n-4=31 so what does n equal

Solution of the inequality y>1.9

A line is parallel to the x-axis on a coordinate plane. Which best describes the slopes of the line.

Discuss the continuity of the cosine, cosecant, secant and cotangent functions, ... ?

The students in a college statistics class want to estimate what proportion of the students in their college own an ipod. they gather an srs of 500 students. they find that 187 of the students in the sample own an ipod.