Determine how many liters of a 30% muriatic acid solution that should be added to another solution of the same class with volume 15 liters at 16% to increase its concentration to 20%

Yosef can eat 21 jamuns while rose can eat just 15 . complete the blank. yosef can eat % more jamuns than rose.

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?