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Byju's Answer
Standard VII
Mathematics
Properties of Division of Integers
Write T for t...
Question
Write (T) for true and (F) for false for each of the following statements.
(i) 0 ÷ (−4) = 0
(ii) (−6) ÷ 0 = 0
(iii) (−5) ÷ (−1) = −5
(iv) (−8) ÷ 1 = −8
(v) (−1) ÷ (−1) = −1
(vi) (−9) ÷ (−1) = 9
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Solution
(i) True (T). Dividing zero by any integer gives zero.
(ii) False (F). Division by zero gives an indefinite number.
(iii) False (F).
-
5
-
1
=
5
(iv) True (T).
-
8
1
=
-
8
(v) False (F).
-
1
-
1
=
1
(vi) True (T).
-
9
-
1
=
9
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Similar questions
Q.
Write (T) for true and (F) for false for each of the following statements:
(i) 0 ÷ (−6) = 0
(ii) (−8) ÷ 0 = 0
(iii) 15 ÷ (−1) = −15
(iv) (−16) ÷ (−4) = −4
(v) (−7) ÷ (−1) = 7
(vi) (−18) ÷ 9 = −2
(vii) 20 ÷ (−5) = −4
(viii) (−10) ÷ 1 = −10
(ix) (−1) ÷ (−1) = −1
Q.
Write 'T' for true and 'F' for false for each of the following:
(i) 0 ÷ (−16) = 0
(ii) (−8) ÷ 0 = 0
(iii) (−1) ÷ (−1) = −1
(iv) (−36) ÷ (−1) = 36
(v) (−52) ÷ 13 = −4
(vi) 68 ÷ (−17) = 4
Q.
Given A = (0, 1, 2, 4, 5), B = {0, 2, 4, 6, 8} and
C = {0, 3, 6, 9} and
A
∪
(B
∪
C) = (A
∪
B)
∪
C i.e. the union of sets is associative
Type 1 for true and 0 for False
Q.
Write 'T' for true and 'F' for false for each of the following.
(i) 645 in standard form is 6.45 × 10
2
.
(ii) 27000 in standard form is 27 × 10
3.
(iii) (3
0
+ 4
0
+ 5
0
) = 12.
(iv) Reciprocal of 5
6
is 6
5
.
(v) If 5
−1
× x = 8
−1
, then x =
8
5
.
Q.
Write 'T' for true and 'F' for false for each of the statements given below:
(i) 30, 40, 45, 60 are in proportion.
(ii) 6 : 8 and 9 : 12 are equivalent ratios of 3 : 4.
(iii) a dozen : a score = 5 : 3.
(iv) 60 p : Rs 3 = 1 : 5.
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