Tim Practices the guitar at least 12 hours per week. He practices for three fourths of an hour session. If Tim has already practiced 3 hours in one week, how many sessions remain to meet or exceed his weekly practice goal

Ineed with number 6 , explain how to get 1978

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

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.