B

Question 1

BA

Answer 1

U x R2 D2 R U R’ D2 R U’ R x’ U’

Question 2

BD

Answer 2

x R2 D2 R U R’ D2 R U’ R x’

Question 3

BE

Answer 3

R D’ R’ U R D R’ U’

Question 4

BG

Answer 4

U R2 D’ R U2 R’ D R U2 R U’

Question 5

BH

Answer 5

U R’ D R U R’ D’ R U2

Question 6

BI

Answer 6

R D2 R’ U R D2 R’ U’

Question 7

BJ

Answer 7

r U R’ U’ r’ F R F’

Question 8

BK

Answer 8

F’ r U R’ U’ r’ F R

Question 9

BL

Answer 9

U’ L’ D2 L U L’ D2 L

Question 10

BM

Answer 10

U R’ D’ R U R’ D R U2

Question 11

BN

Answer 11

U R U2 R D R’ U2 R D’ R2 U’

Question 12

BP

Answer 12

R D R’ U R D’ R’ U’

Question 13

BQ

Answer 13

D R D’ R’ U R D R’ U’ D’

Question 14

BT

Answer 14

U R’ D2 R U R’ D2 R U2

Question 15

BU

Answer 15

U l’ U’ R D2 R’ U R D2 x’ U’

Question 16

BV

Answer 16

R U R’ U’ L2 U R U’ R’ L2

Question 17

BW

Answer 17

R’ D R2 D’ R’ U R D R’ U’ R’ D’ R

Question 18

BX

Answer 18

R2 D R2 D’ R2 U R2 D R2 D’ R2 U’