Permutations and combination math 30 question!

How many different combinations of 3 letters can be made using all 26 letters in the alphabet?

a) 15 600

b) 2600

c) 23

d) 69

Solve for x. x - 3 - 2 (6 - 2x) = 2 (2x - 5) A) 3 B) 5 C) 9 D) 11

A football team plays in a large stadium. With a ticket price of $17 , the average attendance at recent games has been 50,000. A market survey indicates that for each $1 increase in the ticket price, attendance decreases by 200. a.

What's the average of 64 and 63

Alex had 45 toy cars he put 26 toy cars in a box how many toy cars are not in the box

The set of life spans of an appliance is normally distributed with a mean 48 and a standard deviation 8 months. What is the z-score of an appliance that stopped working at 64 months?

Find equation in slope-intercept form. Slope = -1, ordered pair: (4,-3)

What is the geometric mean between 64 and 49

Yvette uses 6 games of tea leaves to make 24 Fluid ounce of tea. Last week she made 288 fluid ounce of tea. How many grams of tea leaves did Yvette use to make tea last week

Divide. (-5w^10+10w^8+5w^6) / (5w^5)

Mia had $22. Then she started to receive $4 a week as an allowance. She plans to save all of her money for a bicycle and draws a graph of her planned savings.