What is the value of the expression r + 1988 if r = 2976

At a certain school 6/7 of the students are girls. Today, 2/5 girls brought their lunch. What fraction of the students are girls who brought their lunch today? Write your answer in simplest form.

A town has a population of 4000 and grows at 2% every year. To the nearest year, how long will it be until the population will reach 5100?

Mathew had a rain gauge that shows 1 2/3 inches of rain. After it rains, the gauge shows 3 1/3 inches of rain. How much rain fell between the two readings? A) 1 1/3 in. B) 1 2/3 in. C) 2 1/3 in. D) 2 2/3 in.

Which inequality is true for all real numbers? Check all that apply. a-b ac 2 bc If a 2 b, then a + c2b+c If c>d, then a-c If a

Alexis washes 10 1/2 windows in 3/4 hour. At this rate, how many windows can she wash in one hour?

Astronauts use stool in space that weighs 5 ounces on earth how many grams does the tool weigh round your answer to the nearest hundredth

The product of - 4 and a number is 36

The price of a shirt is reduced from $27 to $20. what is percentage decrease in the price?

Solve the equation - 1/2 = c-6/7

Dakota mixes two cereals for breakfast. One gram of cereal A has 6 milligrams of sodium and 7 calories. One gram of cereal B has 8 milligrams of sodium and 5 calories.