40% of the students in a school band play brass instruments while 4 students play strings instruments

Write an equation that could be used to find how students are in the band if 10 students play brass and string instruments.

What is the simplest form of 2 / 9 + 5/9

Write the ratio as a fraction in simplest form. 16 dogs to 12 cats

Find the probability of at least 2 girls in 5 births. assume that male and female births are equally likely and that the births are independent events. round your answer to four decimal places.

7 over 20 as a decimal

Whats an example showing a statement is not true

Solve the equation - 8v - 5 = - 21 for v. A. - 2 B. - 1 C. 2 D. 4

5 Which of the following measures could be 432 square inches? A the width of a car B the area of a doormat Cthe volume of a suitcase D the perimeter of a classroom

Subtract. Susan began a trip with 18 1/2 gallons of gas in the gas tank of her car. If she used 17 3/4 gallons on the trip, how many gallons did she have left when she finished the trip? a 1 1/4 gallons b 1 3/4 gallons c 1/2 gallons d 3/4 gallons

Simplify 5 (x - 2) + 2x

Solve the system of equations: y = x-4 -2x + y = 18