The scale of a map is 1 cm: 2500 m. The distance between two places on the map is 3.5 cm a) Calculate the actual distance between the two places.

Anyone know? will mark brainliest if correct

What is the frequency of the sinusoidal graph?

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?