Practicing with Maths Mela Class 4 Solutions Chapter 12 Ticking Clocks and Turning Calendar Question Answer NCERT Solutions improves a student’s confidence in the subject.
Class 4 Maths Chapter 12 Ticking Clocks and Turning Calendar Question Answer Solutions
Ticking Clocks and Turning Calendar Class 4 Maths Solutions
Class 4 Maths Chapter 12 Solutions
Let Us Do (NCERT Pg 175-177)
Question 1.
Notice the number of days in February in the years 2024 and 2025
(i) Number of days in Feb 2024=………..
(ii) Number of days in Feb 2025=………..
Answer:
(i) 29 days
(ii) 28 days
Question 2.
Fill in the blanks with consecutive leap years before and after 2024.
……….. , ……….. , 2024, ……….. , ……….. , ………..
Answer:
2016,2020,2028,2032,2036
Question 3.
We know that most years have 365 days. How many days would a leap year have?
Answer:
366 days
Question 4.
Write the names of the months when you celebrate your favourite festivals.
Answer:
Do yourself
Question 5.
Answer the following questions by writing the appropriate days of the week:
(i) Today: ………..
(ii) Yesterday: ………..
(iii) Tomorrow: ………..
(iv) Day after tomorrow: ………..
(v) Day before yesterday: ………..
Answer:
Do yourself
Question 6.
July 1 is a Monday. Write the dates for the next two Mondays.
Answer:
The day on July 1= Monday
We know that every day repeats after 7 days.
So, the dates for next two Mondays are July 8 and July 15.
Question 7.
Laali is born on 04/07/2014 and Chotu is born on 04/12/2019.
(i) Who is older among the two and how much?
(ii) Laali will turn 5 years old on ………..
(iii) Chotu’s 10th birthday will be celebrated on ………..
Answer:
(i) Laali’s date of birth =04 / 07 / 2014 Chotu’s date of birth =04 / 12 / 2019 So, Laali is older than Chotu by 5 years 5 months.
(ii) Laali’s date of birth =04 / 07 / 2014 The date after 5 years will be 04/07/2019 So, Laali will turn 5 years old on 04/07/2019.
(iii) Chotu’s date of birth =04 / 12 / 19 The date after 10 years will be 04/12/2029.
So, Chotu’s 10th birthday will be celebrated on 04/12/2029.
Question 8.
Check the manufacturing and expiry dates on the wrapper of any biscuit packet.
(i) How old is the packet of biscuits?
(ii) How many more days are the biscuits safe to eat?
Answer:
(i) Do yourself.
(ii) Do yourself.
Question 9.
Notice the day on which July 15 falls in your calendar. Now, find out what day is August 15? September 15? October 15? What pattern do you notice? Share in grade.
Answer:
Do yourself.
Question 10.
Choose a date and look up the day on which it falls. Challenge your friends to guess what day will the same date fall in the following month.
Answer:
Do yourself.
Let Us Explore (NCERT Pg 177)
With the help of your parents and teachers, explore the names of the months in the Hindu/Islamic/Sikh or any other calendar of your community.
Question 11.
Find out when the year begins in each of these calendars.
Answer:
Do yourself.
Question 12.
Check how the names of the months in these calendars correspond to the months in the English calendar.
Answer:
Do yourself.
Question 13.
Identify the months from the Hindu/Islamic/Sikh or any other calendar in which some of the important festivals of the community fall.
Answer:
Do yourself.
Question 14.
Identify the dates of the new moon and full moon in your community’s calendar every month. Do you notice any pattern?
Answer:
Do yourself.
Question 15.
How are the full moon or new moon days named in your community’s calendar?
Answer:
Do yourself.
How many hours in a day? (NCERT Pg 178)
Question 16.
Look at the picture below. It shows the time spent on different activities by a doctor. Write the number of hours spent on each activity in the space provided. Then, find the total number of hours between 6 o’clock morning to 6 o’clock evening and 6 o’clock morning of the next day. The total number of hours is …………
Answer:
24 hours
NCERT Pg 180
Question 18.
Fill in the blanks by writing time in the appropriate format.
Answer:
Hours and miniutes (NCERT Pg 181)
Question 19.
Raghav brings milk from the market every morning.
Hours and minutes (NCERT Pg 181)
Question 19.
Raghav brings milk from the market every morning.
Raghav leaves home at 8:20 AM and returns back at 8:35 AM. How much time has he taken?
Answer:
The time at which Raghav leaves home
=8: 20AM
The time at which Raghav returns home
=8: 35AM
∴ Required time =8: 35-8: 20
=15 minutes
Let Us Do (NCERT Pg 181-183)
Question 20.
Show the appropriate times on the clock as per instructions.
(i) Raghav started doing his homework at 10:20 AM. He took 25 minutes to finish it. Show the time that he finished his homework.
(ii) Muneera starts reading a story at 4:15 PM. She finishes reading it in 45 minutes. Show the time that she finished reading the story.
(iii) Akira leaves for school at 8:00 AM. She reaches school in 15 minutes.
Answer:
Question 21.
Who do you think is correct? Is there any relation between 1 hour and 60 minutes?
Answer:
Both are correct because 1 hour =60 minutes.
Question 22.
Observe the shaded portions.
Answer:
Question 23.
Find out how much time you take to
(i) boil milk.
(ii) fill water from tap in a bucket.
(iii) What activities can you do in 5 minutes?
Answer:
(i) Do yourself.
(ii) Do yourself.
(iii) Do yourself.
Let Us Check (NCERT Pg 183)
Question 24.
Three friends read time from a clock. Who is right? Discuss the error and explain how one reads the clock correctly.
Answer:
Rani