Please... help. I don't want to have to re-take this grade. I'm begging you to answer and help me! Write 62,120,000 in scientific notation
Write 9.054x10^-6 in standard form

6x10^-5 is how many times the value of 3x10^-8?
Star A is about 3.4x10^18 miles from Earth. Star B is 6.8x10^16 miles from Earth. Star A is how many times as far from Earth as Star B?

Please. Please. Just help me.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.