How do you know when to add in a problem?

Are intersecting lines coplanar?

A lady walks in a store and steals 100.00 from the register without the owners knowledge. the lady comes back in 5m and makes a 70.00 purchase with the 100.00, and the owner gives her 30.00 in change ... how much did the owner lose

900%as a fracton and mixed number

Share £90 in the ratio 1:5

Can the sum of two mixed fractions be less than 1? Why or why not

They've invested to earn $20 in a savings account that offer 3% return on the investment the value of david's investment will be at least $400 after a period of

The bacteria took 1 hour and 40 minutes to fill the initial bottle. Explain how it only took 10 minutes to fill 3 additional empty bottles. What did you include in your response? Check all that apply. The full bottle doubled after 5 minutes.

What is the width of a rectangle with length 25in and area 375in

A photo of a painting measures 13 inches by 17 inches. The scale factor is 1/3. What size is the painting?

Julie r. won a lottery. she will have a choice of receiving $25,000 at the end of each year for the next 30 years, or a lump-sum payment of $200,500 today.