What is the missing term to make these ratios equal 21 : 3 = : 9

Kirs plans to use $15,000 to open a savings account with an annual interest rate of 5%. How much more interest will she earn over 8 years if she chooses a compound interest account, with interest compounded quarterly, instead of a simple interest

The rates of return on the investments in a large portfolio had mound shapeddistribution, with a mean of 20% and a standard deviation of 10%. a. What proportion of the investments had a return of between 10% and 30%? b.

Ten people reported the number of hours they worked last week. 17, 42, 40, 35, 24, 20, 30, 32, 25, 38 What is the median, lower quartile, upper quartile, and interquartile range of this set of data? A.

What order are these fractions small to large 1/4,3/8, 9/16, 3/4,

the perimeter of a rectangle 310m the lenght is 25m greater than the width what are the length and width of a rectangle

A local hamburger shop sold a combined total of 566 hamburgers and cheeseburgers on Saturday. There were 66 more cheeseburgers sold than hamburgers. How many hamburgers were sold on Saturday? ... ?

Find the GCF of 38m and 57n ... A) 9mn. B) 19mn. C) 19

What is 345.6 in expanded form

The volume of a cylinder is 375π cm3. The height is 15 cm. What is the radius of the cylinder?

The number of cars sold at a dealership over several weeks is given below. 14, 23, 31, 29, 33 What is the standard deviation for this set of population data?