Calculate the volume of blood moved per minute by a heart at rest. a heart "at rest" beats at a rate of 72 beats per minute and moves 70 milliliters (ml) of blood per beat. when the heart is stimulated by epinephrine (the fight or flight hormone), the heart rate doubles and the volume of blood moved per beat triples.

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?