A die is rolled, what is the probabilty to roll a number divisable by 2

A broker has calculated the expected values of two different financial instruments X and Y. Suppose that E (x) = $100, E (y) = $90 SD (x) = 90$ and SD (y) = $8. Find each of the following. a. E (X + 10) and SD (X + 10) b.

Translate the phrase into a math expression. twenty divided by the sum of 4 and 1.

The speed of light is 186,000 miles per second. About how many miles does light travel in an hour? 5.2 * 10^1 miles 3.1 * 10^3 miles 1.1 * 10^7miles 6.7 * 10^8miles

What percent of 628 is 931?

If the relationship is proportional, what is the missing value from the table?

Mr. Li has a bag of Skittles. There are 5 blue Skittles, 3 red Skittles, and 12 yellow Skittles. What is the probability of pulling out a blue Skittle? Express your answer as a simplified fraction. BONUS: What is your answer as a percent?

Sarah and Emmaree put on just dance. After school. When they started, it was 4:45pm and they danced until 5:30pm how many degrees does the minute hand turn by the time they stop dancing?

A gigameter is 1.0*10^16 kilometers. How many square kilometers are in 5 square gigameters? Write your answer in scientific notation.

X ^3 + 6x^2 + 12x+8 : (x+2)

40% of the 35 male guests wear glasses