William earns $2,400.00 each month. His current monthly expenses are $1,910.00. This month, he plans to pay a little extra to his car note. What is the most that William can pay extra on his car note?
A.
$480.00
B.
$490.00
C.
$500.00
D.
$590.00

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

I'm marking the brainliest and it's 15 points