31-01-2017
Mathematics

contestada

The ratio of boys to girls at a party is 3:5
2 boys leave the party
The ratio of boys to girls is now 5:9
Work out the number of girls at the party. Show Full Working.

Respuesta :

Аноним Аноним

31-01-2017

(3/8)(x+y)=x
(5/14)(x+y-2)=x

Answer Link

Otras preguntas

The product of the square of a number and 5

Workers need to take which of the following common-sense steps to protect themselves from falls through skylights and roof and floor openings? A. Never sit on,

find the coordinates of a second point on the graph of a function f if (4,9) is on the graph and the graph is even

After the Peloponnesian War, which city-state gained control of all of Greece for a short period of time?

The perimeter of a patio is 64 feet. The width of the patio is 12 feet and the length of the patio is ( x+6 ) feet. what is the length of the patio?

tell me the other form of vf=vi+at

To change .3 to a fraction you must put 3 over what denominator? A. 100 B. .1 C. 10 D. 1

what is 12=0.5a?help?

Round height to the nearest thousand 16,500

the area on your screen where you can access the tab and menu options for word is called what?

ACCESS MORE