The cost y of renting a car for x days is $10.99 for each half-day, what is the cost per day of renting a car from A-1?

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

Which number produces a rationale number when multiplied by 1/5

Can someone check if i did this correct. it’s number 4 if you’re wondering.