Marty has $5,200 saved for his college education. he invests the money at 2.7% compound interest. how much interest did he earn after 5 years?

Write the equation below the represents the line passing through the point (-3, -1) negative one with a slope of 4

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.