See if you can find the topic sentence in this paragraph. Remember, the topic sentence tells what the paragraph is about. (1) A motorcycle is an economical vehicle. (2) Its initial cost is only a fraction of the cost of a car. (3) It goes 50 or more miles to a gallon of gas. (4) Maintenance and repair costs are low. (5) Tires cost less than car tires. (6) For these reasons, I have decided to buy a motorcycle.

Type the correct answer in the box. Use numerals instead of words. Enter the number of the topic sentence.