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Question (21)

QN0020272

If two positive integers differ greatly while their sum remains fixed, their product generally:

(A) Increases
(B) Remains same
(C) Decreases
(D) Doubles

Correct Answer: C

Explanation:

Greater inequality reduces the product.

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Question (22)

QN0020273

Which pair with sum 26 gives the largest product?

(A) 12 and 14
(B) 13 and 13
(C) 10 and 16
(D) 9 and 17

Correct Answer: B

Explanation:

Equal numbers maximize the product.

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Question (23)

QN0020274

The largest product when the sum is 26 equals:

(A) 156
(B) 164
(C) 169
(D) 176

Correct Answer: C

Explanation:

13 × 13 = 169.

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Question (24)

QN0020275

For sum 28, which pair gives the maximum product?

(A) 13 and 15
(B) 12 and 16
(C) 14 and 14
(D) 11 and 17

Correct Answer: C

Explanation:

14 × 14 = 196.

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Question (25)

QN0020276

The product of 14 and 14 is:

(A) 186
(B) 192
(C) 196
(D) 198

Correct Answer: C

Explanation:

14 × 14 = 196.

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Question (26)

QN0020277

Which pair gives the largest product when the sum is 21?

(A) 10 and 11
(B) 9 and 12
(C) 8 and 13
(D) 7 and 14

Correct Answer: A

Explanation:

10 × 11 = 110.

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Question (27)

QN0020278

The largest product for sum 21 is:

(A) 108
(B) 109
(C) 110
(D) 111

Correct Answer: C

Explanation:

10 × 11 = 110.

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Question (28)

QN0020279

If the sum is an even number, the largest product is usually obtained when:

(A) Numbers differ by 1
(B) Numbers are equal
(C) One number is 1
(D) Both numbers are odd

Correct Answer: B

Explanation:

Equal numbers give the greatest product.

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Question (29)

QN0020280

If the sum is an odd number, the largest product is usually obtained when:

(A) Numbers differ by 1
(B) Numbers are equal
(C) One number is zero
(D) Numbers differ by 5

Correct Answer: A

Explanation:

The two numbers should be as close as possible.

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Question (30)

QN0020281

Which pair gives the largest product for sum 19?

(A) 8 and 11
(B) 9 and 10
(C) 7 and 12
(D) 6 and 13

Correct Answer: B

Explanation:

9 × 10 = 90.

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Question (21)

If two positive integers differ greatly while their sum remains fixed, their product generally:

Explanation:

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Question (22)

Which pair with sum 26 gives the largest product?

Explanation:

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Question (23)

The largest product when the sum is 26 equals:

Explanation:

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Question (24)

For sum 28, which pair gives the maximum product?

Explanation:

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Question (25)

The product of 14 and 14 is:

Explanation:

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Question (26)

Which pair gives the largest product when the sum is 21?

Explanation:

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Question (27)

The largest product for sum 21 is:

Explanation:

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Question (28)

If the sum is an even number, the largest product is usually obtained when:

Explanation:

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Question (29)

If the sum is an odd number, the largest product is usually obtained when:

Explanation:

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Question (30)

Which pair gives the largest product for sum 19?

Explanation:

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