Ayogurt shop offers 3 different flavors of frozen yogurt and 12 different toppings. how many choices are possible for a single serving of frozen yogurt with one topping?

a. 144

b. 36

c. 9

d. 1,320

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3