How many people are involved if there are 1000 handshakes?

3/4g = 5/8 It seems like you should multiply 3/4 by 2 to get 6/8 but I don't know what I woud do from there.

A hotel chain charges $80 each night for the first two nights amd $60 for each additional night's stay. The total cost T is a function of the number of nights x that a guest stays. Complete the expression in the following piecewise defined function.

Factor 125x3 + 343y3

Yoshi carries a balance on her credit card each month. In May, she decides she wants to use her card to buy a new dishwasher. In which part of the billing cycles charges to the minimum?

In AABC, side AB is 8 units long and side BC is 25 units long. What cannot be the length of the third side? A) 18 B) 21 C) 27 D) 35

A DVD player with a list price of $100 is marked down 30%. If John gets an employee discount of 20% off the sale price, how much does John pay for the DVD player? A. $86.00 B. $77.60 C. $56.00 D. $50.00 E. $44.00

Use the cubic model y=5a^3-2a^2+a-45 to find the value of y when x=4.

Findthe y-intercept of theparabola y = x^2 - 10.

A pair of parallel lines is cut by a transversal. One of the angles formed measures 58°. Which statements about the other seven angles formed are true? (multiple answers) There are three more angles with the same measure.

A is a horizontal bar used in mathematical notation; in fractions it is the bar that separates the numerator from the denominator, in repeating decimals it indicates a group of repeating numbers.