hannahghettie hannahghettie

02-12-2014
Mathematics

contestada

forty percent of 25 students in the class are boys. write 40% as a reduced fraction. then find the ratio of girls to boys in the class.

Respuesta :

craigc456 craigc456

02-12-2014

25/10x4=10 boys

100%-40%=60%

25/10x6= 15

boys:girls
10:15

Answer Link

02-12-2014

[tex]40\%\cdot25=\\\\0.4\cdot25=10-number\ of\ boys\\\\25-10=15-number\ of\ girls\\\\15:10\ \ -->3:2\ -ratio[/tex]

Answer Link

Otras preguntas

I NEED HELP ASAP PLEASE DO NOT DECIMAL IT I DON'T UNDERSTAND It THAT WAY.

How do you divided 15 and 4.8

7. How many grams of CIF3 form from 130.0 grams of Cl2 when F2 is in excess?

Write two functions called permutation() and combination(), where permutation() computes and returns n!/(n-r)!whereas combination() returns. n!/(n-r)!r!A third

Information Systems Guidelines are a set of statements specifying how the firm should use its technical and organizational IS resources to achieve the IS vision

The neutralization of H 3 PO 4 with KOH is exothermic. H 3 PO 4 ( aq ) + 3 KOH ( aq ) ⟶ 3 H 2 O ( l ) + K 3 PO 4 ( aq ) + 173.2 kJ If 55.0 mL of 0.227 M H 3 PO

The park modeled consists of a rectangular area and 2 semicircular areas the area of the rectangle part of the park is 60000

What is the long-term impact of the Korean War on North and South Korea?A. North Korea has invaded other countries, and South Korea has beenpeaceful.OB. North K

After a frustrating day encountering blank stares from her students, Katie reminds them that listening requires not just hearing but also ______________.

Davion is trying to convince his local city council to build a skate park. He gives a presentation to the city council highlighting all of the benefits of the s