Mathematics, 08.07.2019 16:30 brenyasanders6238
Achemical company makes two brands of antifreeze. the first brand is 55 % pure antifreeze, and the second brand is 80 % pure antifreeze. in order to obtain 90 gallons of a mixture that contains 75 % pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answers: 1
Mathematics, 21.06.2019 15:10
Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)
Answers: 1
Mathematics, 21.06.2019 16:30
International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?
Answers: 2
Mathematics, 21.06.2019 18:30
What describes horizontal cross section of the right rectangle 6m 8m 5m
Answers: 1
Achemical company makes two brands of antifreeze. the first brand is 55 % pure antifreeze, and the s...
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