Students at a middle school signed up for community service options. One half of the students signed up to paint houses, One-fifth signed up for gardening, and Three-tenths signed up to visit a nursing home. Which statement is true?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

What is the ratio fraction form of 25: 9