Ihave 6 digits. one of my 3s is worth 300,000. the other is worth 1/10 as much. my 6 is worth 600. the rest of my digits are zeros. what number am i?

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet