A notebook costs $2.50. After tax the price of the notebook goes up to $2.70. What was the

sales tax percent?

Math and science. during winter months, freshwater fish sense the water getting colder and swim to the bottoms of lakes and rivers to find warmer water. if a fish swims 7_8 of the depth of a 32-foot deep lake, how many feet down did the fish swim?

The function C (x) = 600x-0.3x^2 represents the total costs for a company to produce a product, where C is the total cost in dollars and x is the number of units sold. what number of units would produce a maximum cost?

Write each Statement as an absolute value equation or inequality Z is no less than 5 units from 4 K is within 0.0002 units of 10 Q is no more than 8 units from 22

What is the probability of flipping three heads in a row?

2.486 L is equal to how many ml

Simplify the expression a^b: 5x^4 y^2 * 3x^6 y^9

A number plus 5 more than 3 times the number is 37. Find the number

A biker traveled 20 miles in 4 hours. A unit rate to describe this would be 5 miles per hour. What is another unit rate in this situation?

On Monday, a local hamburger shop sold a combined total of 504 hamburgers and cheeseburgers. The number of cheeseburgers sold was three times the number of hamburgers sold. How many hamburgers were sold on Monday?

How to subtract micro fractions