Advertisements
Advertisements
प्रश्न
Match the statements in Column A and Column B
| S.No. | Column A | Column B |
| 1. | For any two integers 72 and 108, 72 + 108 is also an integer. | (a) Distributive property of multiplication over addition. |
| 2. | For any three integers 68, 25 and 99 68 × (25 + 99) = (68 × 25) + (68 × 99) |
(b) Multiplicative identity |
| 3. | 0 + (−138) = (−138) = (−138) + 0 | (c) Commutative property under |
| 4. | For any two integers (−5) and 10 (−5) × 10 = 10 × (−5) |
(d) Closed under addition. |
| 5. | 1 × (−1098) = (–1098) = (–1098) × 1 | (e) Additive identity. |
उत्तर
| S.No. | Column A | Column B |
| 1. | For any two integers 72 and 108, 72 + 108 is also an integer. | (d) Closed under addition. |
| 2. | For any three integers 68, 25 and 99 68 × (25 + 99) = (68 × 25) + (68 × 99) |
(a) Distributive property of multiplication over addition. |
| 3. | 0 + (−138) = (−138) = (−138) + 0 | (e) Additive identity. |
| 4. | For any two integers (−5) and 10 (−5) × 10 = 10 × (−5) |
(c) Commutative property under |
| 5. | 1 × (−1098) = (–1098) = (–1098) × 1 | (b) Multiplicative identity |
APPEARS IN
संबंधित प्रश्न
One night in Kashmir, the temperature is −5°C. Next day the temperature is 9°C. What is the increase in temperature?
An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:
7 protons and 6 electrons →
Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin:
45°C
Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin:
−400°C
The price of an item x increases by ₹ 10 every year and an item y decreases by ₹ 15 every year. If in 2018, the price of x is ₹ 50 and y is ₹ 90, then which item will be costlier in the year 2020.
If the letters in the English alphabets A to M represent the number from 1 to 13 respectively and N represents 0 and the letters O to Z correspond from −1 to −12, find the sum of integers for the names given below.
For example,
MATH → Sum → 13 + 1 – 6 + 8 = 16
YOUR NAME
If the letters in the English alphabets A to M represent the number from 1 to 13 respectively and N represents 0 and the letters O to Z correspond from −1 to −12, find the sum of integers for the names given below.
For example,
MATH → Sum → 13 + 1 – 6 + 8 = 16
SUCCESS
Kannan has a fruit shop. He sells 1 dozen bananas at a loss of ₹ 2 each because it may get rotten next day. What is his loss?
A submarine was situated at 650 feet below the sea level. If it descends 200 feet, what is its new position?
In a magic square given below each row, column and diagonal should have the same sum. Find the values of x, y, and z
| 1 | −10 | x |
| y | −3 | −2 |
| −6 | 4 | z |
