16

UNIT 10

Questions 31 – 33

In the grid below, different letters represent different whole numbers less than 20. The numbers to
the right and below the grid are row and column totals.

For example, Q + L + Z + Z = 46 .

Q

L

Z

Z

46

K

K

K

K

28

K

K

Q

Q

32

K

Z

L

Q

40

30

38

X

Y

31

The value of Q is

A

7 .

C

11 .

B

9 .

D

13 .

32

The value of X is

A

40 .

C

44 .

B

42 .

D

46 .

33

The value of Y is

A

36 .

C

40 .

B

38 .

D

46 .