Encircle the odd one of the following.
(-1,-2)
(-5,+2)
(-4,+1)
(-9,+7)
The correct answer is option (D): (-9,+7)
Justification
(a)–1+(–2)=-3(b)–5+2=-3(c)–4+1=-3(d)–9+7=-2
Hence, (–9,+7) is the odd one.
Question 27
Encircle the odd one of the following:
(a) (-1, -2) (b) (-5, +2) (c) (-4, +1) (d) (-9, +7)
Question 26
(a) (-3, 3) (b) (-5, 5) (c) (-6, 1) (d) (-8, 8)
(a) (−100)÷5 (b) (−81)÷9 (c) (−75)÷5 (d) (−32)÷9
Question 29