Which system of equations has no solutions? y - ​

What percent of 18 is 24? and plz explain thx.

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

Which equation represents h for right triangle abc