6 people meet for a business lunch. Each person shakes hands once with each other person present. How many handshakes take place?

a. 30

b. 21

c. 18

d. 15

e. 10

Write (-3+3i) ^3 in trigonometric form

Labron makes $100 per week and takes no vacation during the entire year. His friend, Jordan, makes $4800 per year at the same weekly rate. Jordan takes x vacation weeks per year. Note: There are 52 weeks in a year.

The area of a square garage is 121 square feet. Will it fit a car that measures 13 feet long?

7 tennis balls are identical in every way, except that one of them weighs slightly less than the other 6. How can you identify the lightweight ball with no more than two separate weighings using a balance scale? This is a brainteaser.

At Easter, Bret's Grandma sent him a chocolate bunny weighing 1/2 of a pound. If he ate 2/3 of it in the first two days, how many pounds of chocolate did he eat?

A mans weekly wage was £336 but now he earns £420. what is the percentage change

Y=|x-3|+|x+2|-|x-5|, if 3

The distance between Mike's house and the grocery store is 4/5 of a mile. Mike has walked 1/2 of a mile from his house to the grocery store. How much farther does he needs to walk to reach the grocery store? A. 13/10 miles B. 3/4 of a mile C.

List all the number sets that include sets that contain the number - 8. A: integers only. B: Integers and rational numbers. C: Integers and natural numbers. D: Integers, rational numbers, and natural numbers.

draw the following lines and then write an equation for each. a. Slope is 0, y-intercept is 5. b. Slope is 2, y-intercept is - 1. c. Slope is - 2, y-intercept is 1. d. Slope is - 1/2, y-intercept is - 1.