Jose bought 4cards for $4each he put $20in each of the cards as a gift and mailed them to each of hi grandchildren he used 00.70worth of stamps to mail each card how mush did Jose spend altogether

Angle A and Angle B are complimentary angles. Angle A measures 5x - 10, and Angle B measures 3x + 20. Solve for X. Find the measure of Angle A and B.

An architect charges 300 dollars for each project and an additional 32 dollars per hour during the project. In the most recent project, the architect earned 1,228 dollars. Write an equation for the number of hours the architect worked.

If your starting salary were $40,000 and you received a 3% increase at the end of every year for 15 years, what would be the total amount, in dollars, you would have earned over the first 16 years that you worked?

Three groups of schoolchildren receive three different types of reading instruction for a school year. At the end of the year, students reading performance is measured. Identify the independent variable and dependent variable in the study.

How manyfour character codes can be generated if the first character mustbe a letter, the next two letters must be numbers, and the lastcharacter must be a 1, 3, or 7?

A swimming pool has a perimeter of 72 feet the short side measures 16 feet what is the length of the longest sides of the pool

A motorboat traveling a distance of 225 miles in 5 hours while traveling with the current. Against the current, the same trip took 9 hours. Find the rate of the boat in calm water and rate of the current.

What is the solution to the equation? 2 (x - 7) = 10x + 18

an ecosystem which is 10 km squared contains a population of 1000 squirrels what is the population density of the squirrels in this ecosystem

Zeus industries bought a computer for $2149. it is expected to depreciate at a rate of 25% per year. what will the value of the computer be in 3 years?