Example 2

Author:: Walch Education

Alexis is saving to buy a laptop that costs $1,100. So far she has saved $400. She makes $12 an hour babysitting. What’s the least number of hours she needs to work in order to reach her goal?

New Resources

Interior and Exterior Angle Sum of a Triangle
Action/Consequence Parallel Lines and Angles
Monty Hall Problem
A2_4.01 Polynomial functions
Fubini's theorem: Rectangular regions

Discover Resources

loiohm
Figure 6 Hinged octagons and squares
Euler's method: circle DE in parametric form
Ed Southall (18th February, Probability)
Swimming Fish Animation

Discover Topics

Arithmetic Mean
Circumcircle or Circumscribed Circle
Parabola
Complex Numbers
Volume