You plan to mail surveys to different households. A box of 50 envelops costs $3.50, and postage stamp costs $0.42. How much does it cost, in dollars, to mail 400 surveys.

Which equation has no solution? |4x - 2 = - 6 1-2 - x1 = 9 3x + 6 = 6 1-2x + 8) = 0

A car can travel 393.3 miles on 28.1 gallons of gas. How far can it travel on 16.7 gallons?

Suppose that, in an experimental setting, 100 students are asked to choose between Gamble A and Gamble B, where: Gamble A: The student will receive $5,100 with a 70 percent probability and $200 with a 30 percent probability.

What is 10*2/5 in unit form?

What is a difference of cubes?

How do u find the perimeter of a parallelogram

Briana invested $12,500 into a fund that is expected to grow by 5.25% per year. How long with it take the fund to be worth $25,000? Round to the nearest year. A) 2 years B) 12 years C) 14 years D) 10 years

A real estate developer builds a small number of model homes, one each in a different style. During an open house event, there is a lot of interest, but prospective buyers almost exclusively prefer the "Model C" style.

What is 9 (5x - 2y) - 6 (3x - 2y) ?

X^3-Y^2-10/5X+2Y when X=-3 and Y=-2