Answer:
9 miles
Step-by-step explanation:
She bikes at 8 mph. That means she travels 8 miles in one hour. In 1/4 hour, she travels 1/4 of 8 miles.
1/4 * 8 miles = 2 miles
She travels 2 miles by bike.
The train travels at 28 mph. That means the train travels 28 miles in one hour. In 1/4 hour, the train travels 1/4 of 28 miles.
1/4 * 28 miles = 7 miles
She travels 7 miles by train.
Total distance = 2 miles + 7 miles = 9 miles