The lengths of songs on the radio are normally distributed with a mean length of 210 seconds, If 38.2% of all songs have lengths between 194 and 226, then the stadard deviation of this distribution is

What is 3/4 plus 3/4 = measurement

As part of your retirement plan, you want to set up an annuity in which a regular payment of $50,000 is made at the end of each year. You need to determine how much money must be deposited earning 4.

When two fair dice are rolled, there are 36 possible outcomes. How many possible outcomes would there be if three fair dice were rolled?

A sequence is defined recursively by the formula f (n 1) = f (n) 8. the first term of the sequence is 6. what is the next term in the sequence?

8 is 15% of which number

How to i make this number sentence correct with adding parenthesis? 4² + (-3) - (-5) * 2 = 20

Are the ratios 5:15 and 1:3 equivalent

Find a rational number halfway in between the two numbers 7/8 and 2/7

Bag a contains 7x counters bag b contains 2x counters Five counters are taken from bag a and put in bag b

Angela and Doreen each want to buy the same comb. Angela still needs 58 cents to buy a comb and Doreen still needs 6 cents. If they want to combine their money, they still do not have enough. What is the most the comb could cost?