Advertisements
Advertisements
प्रश्न
Find the product, using suitable properties:
(− 41) × 102
Advertisements
उत्तर
(−41) × 102
= (−41) × (100 + 2)
= (−41) × 100 + (−41) × 2 a × (b + c) = (a × b) + (a × c)
= − 4100 − 82 = −4182
संबंधित प्रश्न
Find the product, using suitable properties:
15 × (− 25) × (− 4) × (− 10)
A certain freezing process requires that room temperature be lowered from 40°C at the rate of 5°C every hour. What will be the room temperature 10 hours after the process begins?
Find the following product: (– 25) × 37 × 4
Find the following products: (– 18) × (– 10) × 9
Find the following products: (– 1) × (– 5) × (– 4) × (– 6)
Find 16 × 12.
Find 52 × (– 8) + (–52) × 2
The given table shows the freezing points in °F of different gases at sea level. Convert each of these into °C to the nearest integral value using the relation and complete the table,
`C = 5/9 (F - 32)`
| Gas | Freezing Point at Sea Level (°F) |
Freezing Point at Sea Level (°C) |
| Hydrogen | –435 | |
| Krypton | –251 | |
| Oxygen | –369 | |
| Helium | –458 | |
| Argon | –309 |
A green grocer had a profit of ₹ 47 on Monday, a loss of ₹ 12 on Tuesday and loss of ₹ 8 on Wednesday. Find his net profit or loss in 3 days.
In a true-false test containing 50 questions, a student is to be awarded 2 marks for every correct answer and –2 for every incorrect answer and 0 for not supplying any answer. If Yash secured 94 marks in a test, what are the possibilities of his marking correct or wrong answer?
