How many calories does Rosanna burn in 45 minutes of running Running consumes 700 calories per hour?

If running consumes 700 calories per hour, then in 45 minutes, Rosanna would burn approximately 525 calories. This is calculated by taking 700 calories per hour and multiplying it by 0.75 (since 45 minutes is three-quarters of an hour). Therefore, she burns about 525 calories in that duration.