A table shows the difference of several like fractions. This is 4th grade. It ask to write a rule that you can use to subtract like fractions without using models.

What is the value of arc x if the central angle is 140°? 140

Last month, Maria purchased a new cell phone for $500. The store manager told her that her new cell phone would depreciate by 70% every 6 months. Maria thinks she will want to replace her phone after a while.

Suppose a city has 810 high-rise buildings, and 29 of these buildings have rooftop gardens. Find the percentage of high-rise buildings with rooftop gardens in this city. Round your answer to the nearest tenth of a percent.

Fraction form what is 9/10 divided by 4/10

What are the lengths of the legs of a right triangle in which one acute angle measures 19° and the hypotenuse is 15 units long?

The product of a number and 4 is 69. What is the number?

A contractor has at most $42 to spend on nails for a project. Finishing nails cost $0.45 per pound and common nails cost $0.60 per pound. He would like to purchase at least 30 pounds of nails total. a. Write a system of linear inequalities: b.

Given the function g (x) = 6 (4) x, Section A is from x = 0 to x = 1 and Section B is from x = 2 to x = 3. Part A: Find the average rate of change of each section.

What is 10 more than 12,399?

Logs are stacked in a pile on the bottom row and 15 on the top row. there are 10 rows in all with each row having one more log that the one above it. how many logs are in the stack?