Maria's scores for her first three tests in Algebra I were 74.80, and 91. She wants to have a test average of 80. Assuming all tests are
weighted the same, and she only takes one more test which of the following represents a reasonable score for her fourth test?
A
75
B. 67
C. BI
D. 85

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

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities

The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes