Question Paper
Class / Subject: Class 8 (CBSE) · Mathematics
Chapter: Chapter 3 — Chapter 3: A Story of Numbers
Time Allowed: 15 minutes
Max Marks: 6
1. Which of these is a rational number? [1]
(A) 3/4
(B) √2
(C) π
(D) √3
2. 0.5 is a rational number because it can be written as: [1]
(A) 1/2
(B) an irrational value
(C) a whole number only
(D) it is not rational
3. Between any two rational numbers, there exist: [1]
(A) infinitely many other rational numbers
(B) no other numbers
(C) exactly one other number
(D) only whole numbers
4. 1/2 + 1/4 equals: [1]
(A) 3/4
(B) 2/6
(C) 1/6
(D) 2/4 (unsimplified, still 1/2)
5. Multiply -2/3 by 3/5: [1]
(A) -2/5
(B) 2/5
(C) -6/8
(D) 6/15
6. When multiplying two rational numbers with different signs, the result is: [1]
(A) negative
(B) positive
(C) zero
(D) undefined