Justin's goal this past summer was to save an average of $6.00 per week for 10 weeks. He saved a total of $56.00 for the 10 weeks. On average, how much more should justin have saved each week to reach his
goal?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)