Which of the following equations haveinfinitely many solutions choose all answers that apply

What is the ratio of the length of an object in yards to the length of the same object in miles?

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.

Solve the equation.then check your solution 8=1.88+a