Default Title

Question (31)

QN0018950

Which of the following leaves remainder 3 when divided by 5?

(A) 22
(B) 23
(C) 24
(D) 25

Correct Answer: B

Explanation:

Link:

Report Error

Question (32)

QN0018951

Which expression can also generate numbers leaving remainder 3 when divided by 5?

(A) 5k – 2
(B) 5k + 1
(C) 5k – 1
(D) 5k + 2

Correct Answer: A

Explanation:

Link:

Report Error

Question (33)

QN0018952

For k = 4, the value of 5k + 3 is:

(A) 20
(B) 21
(C) 22
(D) 23

Correct Answer: D

Explanation:

5 × 4 + 3 = 23.

Link:

Report Error

Question (34)

QN0018953

For k = 5, the value of 5k – 2 is:

(A) 21
(B) 22
(C) 23
(D) 24

Correct Answer: C

Explanation:

5 × 5 – 2 = 23.

Link:

Report Error

Question (35)

QN0018954

The smallest number leaving remainder 2 when divided by 3, remainder 3 when divided by 4, and remainder 4 when divided by 5 is:

(A) 55
(B) 57
(C) 59
(D) 61

Correct Answer: C

Explanation:

Link:

Report Error

Question (36)

QN0018955

Why is 59 the smallest number satisfying the previous condition?

(A) It is one more than 60
(B) It is one less than 60
(C) It is a multiple of 60
(D) It is prime

Correct Answer: B

Explanation:

60 is the LCM of 3, 4 and 5, so 59 = 60 – 1.

Link:

Report Error

Question (37)

QN0018956

Three numbers each leave remainder 2 when divided by 6. Their sum will always be:

(A) Remainder 2 on division by 6
(B) Remainder 4 on division by 6
(C) Multiple of 6
(D) Odd

Correct Answer: C

Explanation:

Link:

Report Error

Question (38)

QN0018957

If 661 leaves remainder 3 when divided by 7 and 4779 leaves remainder 5 when divided by 7, then 4779 + 661 leaves remainder:

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

Correct Answer: B

Explanation:

5 + 3 = 8, and 8 leaves remainder 1 when divided by 7.

Link:

Report Error

Question (39)

QN0018958

If 661 leaves remainder 3 when divided by 7 and 4779 leaves remainder 5 when divided by 7, then 4779 – 661 leaves remainder:

(A) 1
(B) 2
(C) 3
(D) 4

Correct Answer: B

Explanation:

5 – 3 = 2.

Link:

Report Error

Question (40)

QN0018959

Which of the following numbers can be expressed as 12n + 2 for some whole number n?

(A) 26
(B) 27
(C) 28
(D) 30

Correct Answer: A

Explanation:

26 = 12 × 2 + 2.

Link:

Report Error

Question (31)

Which of the following leaves remainder 3 when divided by 5?

Explanation:

Link:

Question (32)

Which expression can also generate numbers leaving remainder 3 when divided by 5?

Explanation:

Link:

Question (33)

For k = 4, the value of 5k + 3 is:

Explanation:

Link:

Question (34)

For k = 5, the value of 5k – 2 is:

Explanation:

Link:

Question (35)

The smallest number leaving remainder 2 when divided by 3, remainder 3 when divided by 4, and remainder 4 when divided by 5 is:

Explanation:

Link:

Question (36)

Why is 59 the smallest number satisfying the previous condition?

Explanation:

Link:

Question (37)

Three numbers each leave remainder 2 when divided by 6. Their sum will always be:

Explanation:

Link:

Question (38)

If 661 leaves remainder 3 when divided by 7 and 4779 leaves remainder 5 when divided by 7, then 4779 + 661 leaves remainder:

Explanation:

Link:

Question (39)

If 661 leaves remainder 3 when divided by 7 and 4779 leaves remainder 5 when divided by 7, then 4779 – 661 leaves remainder:

Explanation:

Link:

Question (40)

Which of the following numbers can be expressed as 12n + 2 for some whole number n?

Explanation:

Link:

Excel With Tutors

ExcelWithTutors

For Student

For Tutors

Learn

OUR POLICY