Solve for x. begin equation . . 7 times the quantity . . 9 plus x . . equals 84 . . end equation a x equals 3 b x equals 12 c x equals 21 d x equals 68

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.

Me i’m stuck on all these questions besides the two bottom ones

How is the interquartile range calculated?