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 ( 34+ )
ACCESS MORE
Otras preguntas
The function V(r)=4/3 nr3 can be used to find the volume of air inside a basketball given its radius . What does V(r) represent? Can someone help me out?
How were efforts to westernize problematic for the Ottoman Empire
_______ soil is the least permeable type of soil. A. Sandy B. Loam C. Clay D. Silty
A increased by 50% and then decreased by 50% of that. (Show your work)
While conducting an inventory in their bicycle shop, the owner noticed the number of bicycles is 2 fewer than 10 times the number of tricycles. They also know t
Why does he think that direct confrontation is not likely to be successful
A 30.0 L sample of nitrogen inside a rigid, metal container at 20.0 °C is placed inside an oven whose temperature is 50.0 °C. The pressure inside the container
Please, Answer this! thank you
PLEASE HELP!!! The height of a triangle is twice the length of its base. The area of the triangle is 50 meters. Find the height and base to the nearest tenth of
solve the following for y: -6 +2y = 8
