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

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?