The original scale factor for a scale drawing of a house plan is 1/80, and the length of the original scale drawing is 12 inches

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

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122