What are the coordinates for each frog?

Find and simplify the difference of the golden ratio and its multiplicative inverse

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.