Maths Edexcel GCSE Higher Paper 3 12th June 2018 Unofficial Markscheme

Watch
Poll: How well do you think you did?
0-10 (40)
2.83%
11-20 (63)
4.45%
21-30 (97)
6.86%
31-40 (180)
12.72%
41-50 (256)
18.09%
51-60 (273)
19.29%
61-70 (272)
19.22%
71-80 (234)
16.54%
MelaninCoco
Badges: 10
Rep:
?
#1
Report Thread starter 3 years ago
#1
Post all your answers here for the 12th June Edexcel Maths Paper 2018

1. a) negative
b) against trend
b) likely
2. 9p+13
3. triangle drawn with area 18cm^2
4. a) probabilities on first throw are wrong (don't add to 1)
b) probability should be flipped on second throw (0.65 not 0.35)
5. a) 50.5 degrees
b) decreases
6. a) 8
b) total divisible by 2
7. 3.8
8. 140 degrees
9. a) 4.52x10^3
b) denominator increases therefore total decreases
10. 10 times
11. £150,000
12. a) 1.5
b) how much volume increases a second
c) volume started at 4 litres
13. 6.50
14. 240 matches
15. a) 497.5m
b) underestimate
16. a) 42
b) n^2-n
17. 13.1
18. a) 7 is between outcomes x=1 and x=2
b) rearrange
c) 1.74
19. 5/3
20. 6/60*5/59
21. a) proof shown by SAS or RHS
b) proof shown

My Predicted Grade Boundaries (this paper only):
9 - 68/80
8 - 59/80
7 - 49/80
6 - 39/80
5 - 29/80
4- 19/80

Markscheme thanks to Harry_Spencer
18
reply
mxitrix
Badges: 12
Rep:
?
#2
Report 3 years ago
#2
Lets share what we all got and how we felt about this exam
2
reply
the1nOnlyy
Badges: 7
Rep:
?
#3
Report 3 years ago
#3
Post your answers guys

For the 4 strips of equal width I got 497.5m

For iteration I got like 1.7.....

For the lights flashing? I think it was?: It flashed 10 times a minute

For the Pentagon I got 140 degrees
24
reply
Jos371371
Badges: 6
Rep:
?
#4
Report 3 years ago
#4
I've got
0.012 for the probability of speaking spanish question , what about you?
11
reply
Phoebeolo
Badges: 3
Rep:
?
#5
Report 3 years ago
#5
I thought it was okay. What do you think the grade boundaries are going to be like? Bigger or smaller than last years one which was 190??
1
reply
mxitrix
Badges: 12
Rep:
?
#6
Report 3 years ago
#6
(Original post by Phoebeolo)
I thought it was okay. What do you think the grade boundaries are going to be like? Bigger or smaller than last years one which was 190??
Thats what im worried about too.
Most people in my class found it okay, i think the boundaries will go up because compared to last years papers i think this year’s was easier to an extent.

I’m just gonna assume the worst so when i get my results i dont get suprised
4
reply
S0PHIESB
Badges: 11
Rep:
?
#7
Report 3 years ago
#7
Was it 5 for the lightbulb?
6
reply
Ryan0887
Badges: 13
Rep:
?
#8
Report 3 years ago
#8
(Original post by Jos371371)
I've got
0.012 for the probability of speaking spanish question , what about you?
I got 6/2450
16
reply
the1nOnlyy
Badges: 7
Rep:
?
#9
Report 3 years ago
#9
(Original post by S0PHIESB)
Was it 5 for the lightbulb?
10
11
reply
joshogden
Badges: 5
Rep:
?
#10
Report 3 years ago
#10
I got 3/245 for the Spanish speaking question
47
reply
JakeB57
Badges: 7
Rep:
?
#11
Report 3 years ago
#11
11 for the lightbulb, it flash once at the start
7
reply
LH18
Badges: 4
Rep:
?
#12
Report 3 years ago
#12
(Original post by joshogden)
I got 3/245 for the Spanish speaking question
Will u rmb the question cause I wanna redo it to make sure now
1
reply
Koomz
Badges: 7
Rep:
?
#13
Report 3 years ago
#13
(Original post by the1nOnlyy)
Post your answers guys

For the 4 strips of equal width I got 497.5m

For iteration I got like 1.7.....

For the lights flashing? I think it was?: It flashed 10 times a minute

For the Pentagon I got 140 degrees
for iteration did we have to round to 1.7 because it said estimate
6
reply
FlyFeathers
Badges: 10
Rep:
?
#14
Report 3 years ago
#14
I got 10 for flashlight, 150000 for the house, 1,74 for iteration, 140 for polygon, 13.1cm for the length of a side, 3/245 for Spanish (6/50*5/49)
13
reply
Lb2002
Badges: 12
Rep:
?
#15
Report 3 years ago
#15
(Original post by Billy Roberts 29)
Very easy exam no hard questions your all ******s
*you’re. If you’re going to mock people for their stupidity, at least learn basic English first.
80
reply
Helpgcse20
Badges: 8
Rep:
?
#16
Report 3 years ago
#16
8 counters for red
140 for pentagon
24
reply
Starsuper
Badges: 2
Rep:
?
#17
Report 3 years ago
#17
3/25 for the probability question ?
3
reply
app_
Badges: 12
Rep:
?
#18
Report 3 years ago
#18
(Original post by JakeB57)
11 for the lightbulb, it flash once at the start
no bc it asked how many times would it flash in 1hr
6
reply
Helpgcse20
Badges: 8
Rep:
?
#19
Report 3 years ago
#19
Underestimate
4
reply
hajerox123
Badges: 13
Rep:
?
#20
Report 3 years ago
#20
No it wasnt 10 it was 5
3
reply
X

Quick Reply

Attached files
Write a reply...
Reply
new posts
Back
to top
Latest
My Feed

See more of what you like on
The Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

Personalise

Feeling behind at school/college? What is the best thing your teachers could to help you catch up?

Extra compulsory independent learning activities (eg, homework tasks) (2)
4.35%
Run extra compulsory lessons or workshops (7)
15.22%
Focus on making the normal lesson time with them as high quality as possible (5)
10.87%
Focus on making the normal learning resources as high quality/accessible as possible (4)
8.7%
Provide extra optional activities, lessons and/or workshops (20)
43.48%
Assess students, decide who needs extra support and focus on these students (8)
17.39%

Watched Threads

View All