Identify the corresponding word problem given the equation: x = 10.20 × 9

a) at a restaurant, william and nine friends divided the bill evenly. if each person paid $10.20, what was the total bill?
b) at a restaurant, william and eight friends divided the bill evenly. if each person paid $10.20, what was the total bill?
c) at a restaurant, william and nine friends divided the bill evenly. if the total bill was $91.80, what did each person pay?
d) at a restaurant, william and eight friends divided the bill evenly. if the total bill was $91.80, what did each person pay?

10.20 x 9 = 91.8

( It's William and nine/eight friends, since they're dividing it among ALL people we count William in. )

A: William and nine friends divided the bill evenly. If each person paid $10.20, what was the total bill? 

10.20 x 10 = 102

B: At a restaurant, William and eight friends divided the bill evenly. If each person paid $10.20, what was the total bill? 

10.20 x 9 = 91.8

C: At a restaurant, William and nine friends divided the bill evenly. If the total bill was $91.80, what did each person pay? 

91.80 x 10 = 918

D: At a restaurant, William and eight friends divided the bill evenly. If the total bill was $91.80, what did each person pay? 

91.80 x 9 = 826.2

So, your answer is B