Why calculate the variance covariance matrix for a portfolio

What is twelve times nine divided by six

Camryn practices the trumpet every 1 1 th 11 th 11, start superscript, start text, t, h, end text, end superscript day and the flute every 3 rd 3 rd 3, start superscript, start text, r, d, end text, end superscript day.

For what value (s) of x is the equation below true? 3x over 5=2x over 3

Andrew bought a new Mastercraft boat for $17,000. He made a $2,500 down payment on it. The bank's loan was for 60 months, and the finance charges totaled $4,900. What's Andrew's monthly payment? A. $323.33 B. $232.33 C. $332.33 D. $313.33

A painter spends 3 hours working on a painting. A sculptor spends 2 2/3 as long working on a sculpture. How long does the sculptor work?

Mr and mrs turner ate 3/4 of a pizza. They want to split the remaining part equally between their two sons how much of the pizza will each son recive

A 16-mb flash drive was sold on sale for $18.50. If this sales price was 81% of the original price, what was the original price?

6,4,7,2 what is the average of 5

Boxes of fruit snacks are on sale at the grocery. The boxes are the same size. A family needs to purchase 24 boxes. There are 3 boxes for 5 dollars and 4 boxes for 6 dollars.

Last year, a construction worker had a gross income of 29,700 of which he contributed 7% to his 401 (k) plan. If he got paid monthly, how much was deducted from each paycheck for his 401 (k) plan?