Finite math: At a party, 28 people in attendance shook hands with everyone else. How many handshakes were made?

Faith, Sarah, and Guadalupe take French, Spanish, and German. No person's language begins with the same letter as their first name. Sarah's best friend takes French. Which language does each person take? (Show Work)

Solve for t in d = rt, if d = 57 and r = 30.

To determine the total amount of gas it took to mow the lawn this past summer, erin multiplied the number of times she mowed the lawn, 24 by the amount of gas it takes to mow the lawn each time, 3/8 of a gallon. what is the total amount of gas?

Solve for x and y X+y=4

Which of the following is a list of unlike terms, or terms that cannot be combined? a. x, 1/2x, 6x b. - 2 2/5, 1, 12 C. - 3t, 2.5, 4x

Wat is the position of 7 in the number 876,543

Based on this data, what is a reasonable estimate of the probability that Todd runs more than 15 km tomorrow?

Find two pairs of integers whose sum is - 6

9x - 6 + 3x > 42 I really need to have this answer i am stuck this!

What is the standard form and word form of (3 times 10) + (2 times 1) + (3 times 1 tenth) + (4 times 1 thousandths)