A letter that represents an unknown number is a (n)

A city has a population of 240,000 people. The population grows by 3% each year. What will the population be after 11 years?

you can run 4 laps in 10 minutes your friend can run 6 laps in 15 minutes. Are these rates proportional

How much will a person pay for 12.2 pounds of bananas at a price of $2.24 per pound

If there are 16 tablespoons in a cup so what fraction of a cup of coffee do you need (2 tablespoons of coffee) I'll like answer

The Cincinnati zoo had 25 snakes before the Columbus zoo gave them 5 more. What is the percent increase from the 25 snakes?

Sue has 18 sweets. Tony also has 18 sweets. Sue gives Tony x sweets. Sue then eats 5 of her sweets. Tony then eats half of his sweets. Write expressions for the number sweets Sue and Tony now have

2. The length of one diagonal of a rhombus is 8 cm. The area of the rhombus is 72 square centimeters. What is the length of the other diagonal of the rhombus?

When playing golf, people want to get as low a score as possible. Scores less than 0 are very good. If Jeannie has a golf score less than - 6, it will be her all-time best score.

How a net useful when finding te surface area of prism and pyramid

The expression 15.85 (1+x) gives the total cost of a toy, where x is the sales tax percent written in decimal form. What does 1 + x represent in the expression? amount of tax percent of tax percent of original price paid including tax cost of toy