Write steps for how to use a number line to multiply a 2-digit number by 20. give an example.

Describe the relationship between the angles of similar triangles and the sides of similar triangles

9/10 divide by -3/15 as a mixed number

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours