Rational Numbers MCQ
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1. The sum of the rational numbers – 8/19 and -4/57 is _____
(a) -5/57
(b) 7/22
(c) -28/57
(d) 4/27
2. What number should be added to 3/8 to get -1/24?
(a) -5/12
(b) -7/23
(c) 31/72
(d) 2/33
3. Which of the rational numbers 4/9, -5/6, -7/-12 and 11/-24 is the smallest?
(a) 4/9
(b) -5/6
(c) -7/-12
(d) 11/-24
4. Which of the rational numbers -4/9, 5/-12, 7/-18, 2/-3 is the greatest?
(a) 7/-18
(b) -4/9
(c) 2/-3
(d) 5/-12
5. Simplify: 2/3 + -4/5 + 7/15 + -11/20
(a) -1/5
(b) -13/60
(c) -4/15
(d) – 7/30
6. What number should be subtracted from -3/4 so as to get 5/6?
(a) -3/10
(b) -5/24
(c) -19/12
(d) 9/25
7. Which of the following rational numbers is in the standard form?
(a) -9/28
(b) -26/78
(c) –14/16
(d) 48/-96
8. The sum of two rational numbers is -7. If one of the numbers is –15/19, the other number is _____
(a) -21/10
(b) -57/16
(c) 7/9
(d) -118/19
9. Which of the following forms a pair of equivalent rational numbers?
(a) 24/40 and 35/50
(b) -25/35 and 55/-77
(c) -8/15 and -24/48
(d) 9/72 and -3/21
10. The value of {-8/13 × 26/-3} is _____
(a) -8/13
(b) -7/26
(c) -4/13
(d) 16/3