Miranda is adding the numbers below. 2.9 times 10^10 + 5.35 times 10^10 what is the sum written in scientific notation?
a. 8.25 times 10^10

b. 8.25 times 10^20

c. 82.5 times 10^11

d. 82.5 times 10^-11

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.