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As Fig. shows, S1 and S2, are spring balances. Block A is hanging from spring balance S1 and immersed in liquid L which is contained in beaker B. The mass of beaker B is 1 kg and mass of liquid L is 1.5 kg. Balances S1 and S2 reads 2.5kg and 7.5kg, respectively. What will be the readings of S1 and S2 when block A is pulled up out of the liquid. Find the reading of S1 and `S_(2)?
07
Oct
As Fig. shows, S1 and S2, are spring balances. Block A is hanging from spring balance S1 and immersed in liquid L which is contained in beaker B. The mass of beaker B is 1 kg and mass of liquid L is 1.5 kg. Balances S1 and S2 reads 2.5kg and 7.5kg, respectively. What will [...]
Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4)
06
Oct
Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4) Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4) October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4)
06
Oct
Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4) Find each of the following products: (g) 9 × (–3) × (– 6) (h) (–18) × (–5) × (– 4) October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Find each of the following products: (e) (–15) × 0 × (–18) (f) (–12) × (–11) × (10)
06
Oct
Find each of the following products: (e) (–15) × 0 × (–18) (f) (–12) × (–11) × (10) Find each of the following products: (e) (–15) × 0 × (–18) (f) (–12) × (–11) × (10) October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1)
06
Oct
Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1) Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1) October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1)
06
Oct
Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1) Find each of the following products: (c) (–21) × (–30) (d) (–316) × (–1) October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Find each of the following products: (a) 3 × (–1) (b) (–1) × 225
06
Oct
Find each of the following products: (a) 3 × (–1) (b) (–1) × 225 Find each of the following products: (a) 3 × (–1) (b) (–1) × 225 October 6, 2020 Category: Chapter 1 - Integers , Maths , NCERT Class 7 ,
Fill in the blanks to make the following statements true: (i) (–5) + (– 8) = (– 8) + (…………) (ii) –53 + ………… = –53 (iii) 17 + ………… = 0 (iv) [13 + (– 12)] + (…………) = 13 + [(–12) + (–7)] (v) (– 4) + [15 + (–3)] = [– 4 + 15] + …………
06
Oct
Fill in the blanks to make the following statements true: (i) (–5) + (– 8) = (– 8) + (…………) (ii) –53 + ………… = –53 (iii) 17 + ………… = 0 (iv) [13 + (– 12)] + (…………) = 13 + [(–12) + (–7)] (v) (– 4) + [15 + (–3)] = [– 4 [...]
In a quiz, team A scored −40,10,0 and team B scores 10,0,−40 in three successive rounds. Which team scored more? Can we say that we can add integers in any order?
06
Oct
In a quiz, team A scored −40,10,0 and team B scores 10,0,−40 in three successive rounds. Which team scored more? Can we say that we can add integers in any order? −40 in three successive rounds. Which team scored more? Can we say that we can add integers in any order? 0 and team B [...]
(b) Write a negative integer and a positive integer whose sum is –5. (c) Write a negative integer and a positive integer whose difference is –3.
06
Oct
(b) Write a negative integer and a positive integer whose sum is –5. (c) Write a negative integer and a positive integer whose difference is –3. (b) Write a negative integer and a positive integer whose sum is –5. (c) Write a negative integer and a positive integer whose difference is –3. October 6, 2020 [...]