Estimate the following quotient using scientific notation:
82,148,000,000

3,812,000
a. 200
b. 2,000
c.20,000
d.2000,000

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307

Angie has saved 3/8 of the amount she needs to buy a bike. clive has saved 7/10 of the amount he needs to buy a skateboard. what is the difference between clive's and angie's fraction of savings?