UNOFFICIAL MARKSCHEME Edexcel Maths Calculator paper 09/06/2016

Sector Q.

Does anyone remember their answer for...22, I think? Making y the subject?

I forgot what the numbers were but I think I got (5b - x)² = y. Not sure whether that's even near the realm of correct but rearranging questions are always hit-and-miss for me.

here are the answers I got, not sure if theyre all right or not
1a)
1 | 4689
2 | 123579
3 | 04688
4 | 13668
b) 0.45 or 9/20
2a) 30abc
b) 3(y+2)
c) x^2-3x
3) 9.25
4)The smallest packet (18) which was 22.2pence per pack
5) Green was 0.09, Red was 0.36
6a) 20.3
b) 68.04kg
c) 2.61m
7)3.8
8a) 4:3
b) 480 pixels (720/3 * 2)
9) x = 124 degrees
10) 7.92
11) 42.29
12) x = 144 degrees
13)
-2 -1 0 1 2
-1 3 1 -1 3
Draw curve
14)3 metal bars
15) No, because 7766.22 was greater than 7500 pounds
16a) 128g
b) 11g
17) 30.1 degrees
18a) 10a^5b^4
b) y = 5p^2 - x
19) 11 males from year 12
20) x = 0.29 or -2.29
21) 29.25
22) 28.9
23) Histogram:
1.6
3.2
2.4
1.8
0.3
24a) 1/-4-3x or -1/3x+4
b) 2x / x^2-1 or 2x/ (x+1)(x-1)
25) 80.4 degrees

1b can also be 9/20

Does anyone remember their answer for...22, I think? Making y the subject?

I forgot what the numbers were but I think I got (5b - x)² = y. Not sure whether that's even near the realm of correct but rearranging questions are always hit-and-miss for me.

I got -2.29 and 0.29

Why was the pentagon question 144? I got 108

I got something like that. I didn't put brackets though.

that's a very scary answer

can it be 45%

whoever created this needs to hurry up, and also question 25 is 80.1, period