Advertisements
Advertisements
Question
The sum of two integers is 65. If one of the integers is −47, find the other.
Advertisements
Solution
Let the other integer be x.
According to question, we have:
x + (−47) = 65
=> x − 47 = 65
=> x = 65 + 47
=> x = 112
Thus, the other integer is 112.
APPEARS IN
RELATED QUESTIONS
Following number line shows the temperature in degree celsius (°C) at different places on a particular day.
Can we say temperature of Srinagar and Shimla taken together is less than the temperature at Shimla? Is it also less than the temperature at Srinagar?
Given below are the temperatures in some cities. Write to them using the proper signs.
| Place | Shimla | Leh | Delhi | Nagpur |
| Temperature | 7°C below 0° | 12°C below 0° | 22°C above 0° | 31°C above 0° |
Write the predecessor of the following: 79
Simplify: (−7) + (−9) + 12 + (−16)
A man bought some pencils for Rs 30 and some pens for Rs 90. The next day, he again bought some pencils for Rs 25. Then, he sold all the pencils for Rs 20 and the pens for Rs 70. What was his net gain or loss?
Subtract: −135 from −250
Write (T) for true and (F) for false for the following statement:
20 ÷ (−5) = −4
Write the following integers in increasing order:
−18, 16, 0, −5, 8, −36, −1, 1
Remembering that 1AD came immediately after 1BC, while solving these problems take 1BC as –1 and 1AD as +1.
- The Greeco-Roman era, when Greece and Rome ruled Egypt started in the year 330 BC and ended in the year 395 AD. How long did this era last?
- Bhaskaracharya was born in the year 1114 AD and died in the year 1185 AD. What was his age when he died?
- Turks ruled Egypt in the year 1517 AD and Queen Nefertis ruled Egypt about 2900 years before the Turks ruled. In what year did she rule?
- Greek mathematician Archimedes lived between 287 BC and 212 BC and Aristotle lived between 380 BC and 322 BC. Who lived during an earlier period?
Remembering that 1AD came immediately after 1BC, while solving these problems take 1BC as –1 and 1AD as +1.
Bhaskaracharya was born in the year 1114 AD and died in the year 1185 AD. What was his age when he died?
