Mathematics-Numbers-08-ID

A recipe calls for 2 cups of flour, 1 cup of milk and 3 teaspoons of baking soda. If you wanted to use 5 cups of flour, how many teaspoons of baking soda would you need?

 * 6 tsp.

 * 6 \frac{1}{3} tsp.

 * 2 \frac{1}{2} tsp.

 * 7  \frac{1}{2} tsp.