The radius of a circle is (7n-21) inches find circumference of the circle in terms of n.

Add the following rational expression k^3/k+5 + (7k^3) / k+5 = A.) 8k^3+3/k+5 B.) 23k^3+7/3k+10 C.) 6 (3k+1) / 3k+4 D.) 20k^3+1/k+8

Which equation is representative of "3 less than a number is 6"? A. x-6=3 B. x-3=6 C. x+3=-6 D. 3-x=-6

a rare coin was bought for $30.00 2 years ago. It is now worth $75.00. What is the percent increase in worth?

Dion practiced the long jump. He jumped 3.05 meters, 2.74 meters and 3.3 meters. What was the average length of Dion's jumps?

When collecting data from real-world problems, it is always best to represent the data in a pie chart. True or false

A man in a photograph is 1.5 inches in height. If the man is 6 feet tall, what is the scale?

Wake up cereal comes in 2 types, crispy and crunchy. If researcher has 10 boxes of each, how many ways can this be done?

Which city is cooler, Mobile (3°F) or Memphis (9°F) ?

A composite figure has three congruent triangles removed from it. A square and a rectangle. The square is 8 feet by 8 feet, and the rectangle is 16 feet by 8 feet. 3 triangles are cut out of the figure.

A diderenca do carro azul 1/2e so verde 1/4