A train leaves Los Angeles at 20.m., heading north at 50mph. If the next train leaves three hours later and heads north at 60 mph, at what time will the second train catch up with the first

Given that there are 20 light bulbs in 5 packages.

The table to find the rate that gives you the number of light bulbs in 3 packages is given as follows:



Three different ways in which the rate can be written are:

12 light bulbs to 3 packages

12 light bulbs : 3 packages

12 light bulbs / 3 packages