Edexcel D1 2023 January - A-Level Maths

Question 1

1.

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

Question 2

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2. \begin{figure}[h]

\includegraphics[alt={},max width=\textwidth]{30e87893-41a3-4989-b43d-00994045492d-04_1369_1634_285_219} \captionsetup{labelformat=empty} \caption{Key:}

\end{figure} \begin{figure}[h]

\captionsetup{labelformat=empty} \caption{Key:} \includegraphics[alt={},max width=\textwidth]{30e87893-41a3-4989-b43d-00994045492d-04_266_579_1717_1343}

\end{figure} Shortest path from A to J: \(\_\_\_\_\)
Length of shortest path from A to J: \(\_\_\_\_\)
\begin{figure}[h]

\includegraphics[alt={},max width=\textwidth]{30e87893-41a3-4989-b43d-00994045492d-05_876_1379_249_351} \captionsetup{labelformat=empty} \caption{Figure 1}

\end{figure} [The total weight of the network is 193]

Question 3

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3. \(\begin{array} { l l l l l l l l l l l } 1.8 & 1.4 & 2.6 & 1.6 & 2.8 & 0.9 & 3.1 & 0.8 & 1.2 & 2.4 & 0.6 \end{array}\)

Question 4

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4.

Activity

Immediately

preceded by

A

-

B

-

C

-

D

A

E

C

F

C

Activity

Immediately

preceded by

G

H

I

J

K

D, G

L

D, G

Activity

Immediately

preceded by

M

D, G

N

P

Q

R

\begin{figure}[h]

\includegraphics[alt={},max width=\textwidth]{30e87893-41a3-4989-b43d-00994045492d-12_782_1776_902_141} \captionsetup{labelformat=empty} \caption{Diagram 1}

\end{figure}

\begin{figure}[h]

\includegraphics[alt={},max width=\textwidth]{30e87893-41a3-4989-b43d-00994045492d-13_1098_1539_1356_264} \captionsetup{labelformat=empty} \caption{Diagram 2}

\end{figure}

Question 5

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5. \section*{D}

\includegraphics[max width=\textwidth, alt={}]{30e87893-41a3-4989-b43d-00994045492d-15_147_654_1254_806}

A

\({ } ^ { \text {B } }\)
F
\(\stackrel { \bullet } { \mathrm { H } }\)

Diagram 1

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

Edexcel D1 (Decision Mathematics 1) 2023 January

Question 1

Question 2

Question 3

Question 4

Question 5

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-

	A	B	C	D	E	F	G
A	-	43	52	47	59	53	55
B	43	-	59	45	46	52	47
C	52	59	-	51	50	55	51
D	47	45	51	-	52	49	55
E	59	46	50	52	-	57	48
F	53	52	55	49	57	-	55
G	55	47	51	55	48	55	-