Which of the fallowing represents the most accurate estimation of 30-18

There are n gallons of oil. After m gallons have been used then, in terms of m and n, what percent of oil remains? What percent was used? Answer: percent of oil remains; percent was used. Also I need this TODAY

A contractor is pouring a concrete driveway. The perimeter is 108 ft. What length will the driveway be if the width is 12 ft.?

Melissa makes necklaces and sells them online. She charges $88 per necklace. Her monthly expenses are $3,745. How many necklaces must she sell if she wants to make a profit of at least $1,650?

If the discriminant of a quadratic equation is 6, how many solutions does the equations have?

What does x equal in 2 (7x-4) = 5-2x?

Write 32/40 in simplest form

If U = 6 feet, V = 7 feet, W = 3 feet, X = 6 feet, Y = 12 feet, and Z = 3 feet, what is the area of the object?

Factor the expression. 3x2 + 14x-5

What is y + 1/5 = 3x in standard form?

Does anybody know what an outlier