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OCR C1 Mark Scheme 16/05/12 (NOT MEI)

Here.

http://www.thestudentroom.co.uk/showthread.php?t=2002488&p=37575218#post37575218
(edited 11 years ago)

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Reply 1
Avatar for jameslad
jameslad
14
I hope sooooooooo :frown:
Reply 2
Avatar for manu01
manu01
1
i just dont wanna make dumb mistakes
Reply 3
Avatar for Abed1993
Abed1993
OP
15
Original post by manu01
i just dont wanna make dumb mistakes


True..

Don't forget things like

Square root of a number is + -
Reply 4
Avatar for garyheehee
garyheehee
4
Quickly,
How do you solve inequalities like this:

3<3x<12 ?

Exams in less than 2 hours...:frown:
Reply 5
Avatar for Seanyboy57
Seanyboy57
Original post by garyheehee
Quickly,
How do you solve inequalities like this:

3<3x<12 ?

Exams in less than 2 hours...:frown:


Split it in two, like this

3 < 3x

3x < 12

Then solve each inequality, stick them together again, and there's your solution :smile:
Reply 6
Avatar for max25
max25
how did everyone find it?! answers?
Reply 7
Avatar for KoalaKim
KoalaKim
i thought it was ok... quite easy really compared with some f the past papers
Reply 8
Avatar for max25
max25
Original post by KoalaKim
i thought it was ok... quite easy really compared with some f the past papers


how did you find the last question?
Reply 9
Avatar for billybobs
billybobs
5
I loved this exam.
Reply 10
Avatar for taylor56
taylor56
Original post by KoalaKim
i thought it was ok... quite easy really compared with some f the past papers


I thought so too.
I am soo confident that I did well in this exam :biggrin:
Reply 12
Avatar for billybobs
billybobs
5
0<x<4 for the maximum length of x for the area question if anyone is wondering
(edited 11 years ago)
100% for sure, thanks a lot for easy paper OCR :wink:
Original post by billybobs
0<x<4 for the perimeter question if anyone is wondering

yup
For the perimeter question I got 17/10<x<51/10
Reply 16
Avatar for max25
max25
Original post by I_am_god_123
yup


no
Original post by As_Dust_Dances_
For the perimeter question I got 17/10<x<51/10

wrong
The total perimeter was 10y+3 and it had to be between 20 and 54 right?
so 20<10y+3<54
17<10y<51
1.7<y<5.1
Original post by max25
no


nah it was -7<x<4
but then x must be +ve

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