Mathematics, 08.08.2021 05:00, airelle146
A certain drug is made from only two ingredients: compound A and compound B. There are 3 milliliters of compound A used for every 2 milliliters of compound B. If a chemist wants to make 280 milliliters of the drug, how many milliliters of compound B are needed?
Answers: 1
Mathematics, 21.06.2019 18:50, beeboppity
7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?
Answers: 3
Mathematics, 22.06.2019 02:00, jemseidle8889
He trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? ? a) 42 cm2; 27 cm2; 69 cm 2 b) 54 cm2; 27 cm2; 81 cm 2 c) 108 cm2; 27 cm2; 135 cm 2 d) 108 cm2; 13.5 cm2; 121.5 cm 2
Answers: 2
Mathematics, 22.06.2019 07:40, igtguith
Asurvey of eating habits showed that approximately 5 % of people in a certain city are vegans. vegans do not eat meat, poultry, fish, seafood, eggs, or milk. a restaurant in the city expects 350 people on opening night, and the chef is deciding on the menu. treat the patrons as a simple random sample from the city and the surrounding area, which has a population of about 600,000. if 20 vegan meals are available, what is the approximate probability that there will not be enough vegan meals long dash—that is, the probability that 21 or more vegans will come to the restaurant? assume the vegans are independent and there are no families of vegans.
Answers: 2
A certain drug is made from only two ingredients: compound A and compound B. There are 3 milliliters...
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