144/360 reduced using prime factorization

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

Renee hiked for 6 3/4 miles. after resting, renee hiked back along the same route for 5 1/4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.

45(x-7)=90 what would the value of c on this equation be?