Add these fractions, giving your answer in simplest form.
1 1/4 + 1/2

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units

Astock has a 25% probability of increasing by $10 and a 75% probability of decreasing by $5. what is the stocks expected increase or decrease?

A+b= 17, ab=70, find the value of |a-b|