Can somebody help me. Will marl brainliest.

The average human heart beats 72 beats per minute. how many times does it beat in 15 seconds?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 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.