Advertisements
Advertisements
Question
Temperature of a place at 12:00 noon was +5°C. Temperature increased by 3°C in first hour and decreased by 1°C in the second hour. What was the temperature at 2:00 pm?
Advertisements
Solution
Temperature at 12:00 noon = +5°C
It is given that temperature increased by 3°C in first hour.
So, temperature at 1:00 pm = 5°C + 3°C = 8°C
Also, temperature decreased by 1°C in second hour.
So, the temperature at 2:00 pm = 8°C – 1°C = 7°C
Hence, the temperature at 2:00 pm is 7°C.
APPEARS IN
RELATED QUESTIONS
Fill in the blank:
If going south is negative then going north is _________
Fill in the blank:
If 3 > -2, then 3 is on the _______ of -2.
Fill in the blank using <, = or > :
(–11) + (–15) ______ 11 + 15
Write the opposite of the following:
Profit of Rs.10
Write the opposite of the following:
Rise in water level
Write the opposite of the following:
Depositing Rs.100 in the Bank account
Write the opposite of the following:
20°C rise in temperature
Write a positive integer and a negative integer whose sum is a positive integer.
Write a positive integer and a negative integer whose difference is a positive integer.
Following is the number line representing the temperature in degrees Celsius. Plot the name of the city against its temperature.
