ZeXCMe6ricbrswee9 ZeXCMe6ricbrswee9

15-01-2017
Mathematics

contestada

Anne has 24 more cards than devi. anne finds that 3/5 of devi's cards are equal to 1/2 of her cards. how many cards does anne have?

Respuesta :

SuperMadNova SuperMadNova

15-01-2017

anne = x
devi = y
x = y + 24
1/2 x = 3/5 y
x = 6/5 y (we devided both by 1/2)
6/5 y = y + 24
6/5 y - y = 24
1/5 y = 24
y = 24 * 5 = 120
x = 120 + 24 = 144
so anne has 144 cards and devi has 120 cards.

Answer Link

Otras preguntas

In an organic structure, you can classify each of the carbons as follows: Primary carbon (1o) = carbon bonded to just 1 other carbon group Secondary carbon (2o)

What is the displacement for the couple's hiking trip? Give your answer as an ordered pair, with magnitude first, followed by a comma, then followed by the dire

Write the equilibrium expression showing the dissociation of Ca(OH)2 in water. (Omit states-of-matter from your answer. )

Another way to saying or phrase for Encantado.

what did Kennedy say in his inaugural address?

What quote best reflects the principle of social contract in the declaration of independence?

what is the first step when evaluating the expression (4+8÷2)×5-1

(Ross, Problem 3.44) Twelve percent of all U.S. households are in California. A total of 1.3% of all U.S. households earn more than $250,000 per year, while a t

Za and Zb are complementary angles. Za measures 28What is the measure of Zb?

The Software Engineering Code of Ethics and Professional Practice was developed by Select one: a. Computer Professionals for Social Responsibility. b. the Assoc