maths quickie

[working class]

Can someone show me the correct way to work out Q.2 please? Im having a serious mental block and its a long night shift so far!

http://irisharmy.shlsolutions.net/NMG1.htm

[Stevenj214]

In September 65,000 were standard quality, 85,000 were produced in total. Therefore 20,000 were substandard. 20,000 as a percentage of 85,000 is:

(20,000/85,000)*100=23.5%

[strudel]

23.5% - 20 divided by 85.

85 is the total, and 65 is the standard, so therefore 20 (85-65) are sub standard.

[moosepig]

Don't forget to show your working.

[working class]

cheers lads