joli2020
joli2020
03-08-2017
Mathematics
contestada
Please help on this one!
Respuesta :
texaschic101
texaschic101
03-08-2017
n / (8/11) = (2 1/5) / (1 1/7) =
n / (8/11) = (11/5) / (8/7) =
cross multiply
(8/7)(n) = (8/11)(11/5)
8/7n = 8/5
n = 8/5 * 7/8
n = 56/40 which reduces to 7/5 or 1 2/5 <==
Answer Link
Аноним
Аноним
03-08-2017
2 1/5 / 1 1/7 = 11/5 / 8/7 = 11/5 * 7/8 = 77 / 40
n / 8/11 = n * 11 /8 = 11n / 8
11n / 8 = 77/40
55n/40 = 77/40
55n = 77
n = 77/55 = 7/5
Answer Link
VER TODAS LAS RESPUESTAS ( 41+ )
Otras preguntas
During a lab activity, students prepared two solutions separately at the same temperature. Later they mixed the solutions and the temperature dropped. Why?
Which climate type is associated with savannas? A)subarctic B)humid subtropical C)tropical wet and dry C)wet tropical
Write a do-while loop that asks the user to enter two numbers. the numbers should be added and the sum displayed. the user should be asked if he or she wishes t
Grandma has 14 Red roses and 7 pink roses. How many more red roses than pink roses Does she have? Explain how you need the Bar model in exercise 2 to solve the
How does increased population impact global warming? Question 12 options: Increased population results in increased use of fossil fuels Increased population doe
Suppose that nominal gdp is $1,000 in 2009 and $1,500 in 2010. if the overall price level _____ between 2009 and 2010, we could say that real gdp _____.
Consumers buy from amazon when brand website shipping too expensive long
What three countries or empires made up the world war i alliance of the central powers? germany, or the prussian empire u.s. austria-hungary russia turkey, or t
20 POINTS HURRY Thirteen is what percent of 15? Enter your answer, rounded to the nearest tenth, in the box
The main job of dna is to what information
