The scale on a map is 3cm : 50 km. according to the map, it is 8.5 cm to the nearest town. approximately how many kilometers is this?

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?