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Question (21)

QN0016127

If X = 4 and Y = 3, then XY represents

(A) 7
(B) 12
(C) 43
(D) 34

Correct Answer: C

Explanation:

XY forms the two-digit number 43.

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Question (22)

QN0016128

If A = 2 and B = 5, then BA equals

(A) 7
(B) 25
(C) 52
(D) 10

Correct Answer: C

Explanation:

BA = 52.

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Question (23)

QN0016129

In the cryptarithm AB + 1 = 35, if B = 4, then A is

(A) 2
(B) 3
(C) 4
(D) 5

Correct Answer: B

Explanation:

AB = 34, so A = 3.

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Question (24)

QN0016130

If XY = 72 and Y = 2, then X equals

(A) 5
(B) 6
(C) 7
(D) 8

Correct Answer: C

Explanation:

XY = 72, so X = 7.

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Question (25)

QN0016131

In the cryptarithm UT + TA = TAT, the value of T is

(A) 0
(B) 1
(C) 2
(D) 3

Correct Answer: B

Explanation:

Solution: U = 9, T = 1, A = 0.

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Question (26)

QN0016132

In the cryptarithm UT + TA = TAT, the value of A is

(A) 0
(B) 1
(C) 2
(D) 9

Correct Answer: A

Explanation:

Solution gives A = 0.

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Question (27)

QN0016133

In the cryptarithm UT + TA = TAT, the value of U is

(A) 7
(B) 8
(C) 9
(D) 6

Correct Answer: C

Explanation:

Solution gives U = 9.

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Question (28)

QN0016134

If a cryptarithm contains 5 different letters, the maximum number of different digits used is

(A) 4
(B) 5
(C) 6
(D) 10

Correct Answer: B

Explanation:

Each letter gets one unique digit.

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Question (29)

QN0016135

Which of the following can represent a valid two-digit number?

(A) 0A
(B) A0 where A ≠ 0
(C) 00
(D) 01

Correct Answer: B

Explanation:

The first digit cannot be 0.

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Question (30)

QN0016136

In a cryptarithm, if P = 8 and Q = 1, then PQ equals

(A) 9
(B) 18
(C) 81
(D) 89

Correct Answer: C

Explanation:

PQ = 81.

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