Mick paid 2.94 in sales tax on an item that cost $42.00 before tax. at that rate how much would he pay in sales tax for an item that cost $58.00 before tax?

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.