NCERT Class 4 Maths Chapter-4 Tick-tick-tick

NCERT Solutions for Class 4 Maths Chapter-4

NCERT textbook consists of Chapter 4 Tick-tick-tick which consists of lots of questions in the exercise as well as inside the textbook, our experts solved all the questions asked in Tick-tick-tick as per the CBSE guideline.

What are you going to learn in Chapter 4 Tick-tick-tick

Chapter 4 Tick-tick-tick is one of the important chapters and it gives you an idea about time. Kids will understand how to use the clock and what is the unit of time. how to define time in hours, minutes and seconds. You will also learn the addition of different time units. Apart from the time measurement student will learn to find the time between a given interval of time needed to complete a task. Lots of questions are asked in the NCERT textbook to have more understanding of the chapter. Do you know if it is 8 pm in India what is the time in London? Curious to know if yes this chapter is going to be fun for you to learn.

Download step by step explanation of NCERT Solutions for Chapter 4 Tick-Tick-Tick

NCERT Solutions for Class 4 Mathematics

Chapter 4 - Tick- Tick- Tick

1. Three friends read time from a clock. Who is right?

Ans: In the first clock, the hour hand is at 3 and the minute hand is at 12. So, it is 3:00. Therefore, Pinki is correct in the first case.

In the second clock, the hour hand has passed 5 and the minute hand is at 7. So, it is 5:35. Therefore, Pinki is correct in the second case.

In the third clock, the hour hand has passed 7 and the minute hand is at 3. So, it is 7:15. Therefore, in the third case also Pinki is right.

2.Show the following times in the clock:

a.Show 3 :10 .

Ans: The hour hand is at 3 and the minute hand is at 2.

b.Show 6 : 40.

Ans: The hour hand is at 6 and the minute hand is at 8.

c.Show 4 : 45.

Ans: The hour hand is at 4 and the minute hand is at 9.

d.Show 2 : 20 .

Ans: The hour hand is at 2 and the minute hand is at 4.

e.Show 3 :15 .

Ans: The hour hand is at 3 and the minute hand is at 3.

f.Show 7 : 35 .

Ans: The hour hand is at 7 and the minute hand is at 7.

3.Do you like sky watching? If yes, then this one should interest you:

a.At what time does the sun rise at your place?

Ans: The Sun rises at 5:30 am at my place. The hour hand passed 5 and the minute hand is at 6.

b.When does the sun set?

Ans: The Sun sets at 6.00 pm at my place. The hour hand is at 6 and the minute hand is at 12.

4.Find out : How long will it take the minute hand to move from

a.

Ans: The minute hand is moving from 7 to 10. That is 15 minutes.

b.

Ans: The minute hand is moving from 12 to 8. That is 40 minutes.

c.

Ans: The minute hand is moving from 1 to 3. That is 10 minutes.

d.

Ans: The minute hand is moving from 2 to 9. That is 35 minutes.

5.Find out

Draw where the hands will be:

(a)20 minutes after 6 o’clock.

(b)30 minutes after 8 o’clock.

(c) 10 minutes after 7 o’clock.

(d) 15 minutes after 5 o’clock.

Ans:

(a) 20 minutes after 6o’ clock. So the time is 6:20.

(b) 30 minutes after 8 o’ clock. So the time is 8:30.

(c) 10 minutes after 7 o’ clock. So the time is 7:10.

(d)15 minutes after 5 o’ clock. So the time is 5:15.

6. Find out:

a. How long does your school assembly take?

Ans: 15 minutes.

b. How long is your lunch break?M/p>

Ans: 30 minutes.

c.How long is your game period?

Ans: 45 minutes.

d.Is it the same as all the other periods?

Ans: Yes. It is the same as all the other periods.

7.Find out : How many minutes can these activities take? Make a guess and then check at home.

(a)

Ans: 1 litre of milk takes around 5 minutes to boil.

(b)

Ans: A bucket takes around 4 minutes to fill.

(c)

Ans: It takes around 15 minutes to sweep the room.

8.In one minute, how many times can you

(a)Snap your finger

(b)Skip a rope

(c)Jump up and down

Write more such fun activities in this column.

• Here is another challenge for you. How long can you

(a)Speak non-stop.

(b)Stand on one leg .

(c)Sing’ Aaaaa….’ without a break

• How long do you take to

(a)Run a 50-metre race

(b)Collect 50 pebbles from the ground.

(c)Count 1 to 100.

(a) Ans: I can snap my finger 45 times in one minute.

(b) Ans: I can skip rope 20 times in one minute.

(c) Ans: I can jump up and down 25 times in a minute.

9.

Here are some pages from Rani’s Diary — Mark these in the correct order on Muniya’s TimeLine.

Ans: The diagram below shows the timeline of Muniya’s diary.

10. Muniya got her first tooth in September. How many months old was she then? How many months have passed from March to September?

Ans: Muniya was born on 5 March 2005 and she got her first tooth on 15 September 2005. From 5th March to 5th September it is 6 months and from 5th September to 15th September there is only 10 days. Thus, when Muniya got her first tooth she was 6 months and 10days old.

11.How old was Muniya, when

(a)

she first sat up?

Ans: Muniya first sat up on 10th November 2005. From 5th March to 5th November there is 8 months and from 5th November to 10th November it is 5 days. Thus, when Muniya first sat up she was 8 months 5 days old.

(b)she got her first tooth?

Ans: When Muniya got her first tooth she was 6 months and 10 days old.

12.What did she do first?

(1)walking/eating a banana?

Ans: Muniya started walking on 2 February 2006 and started eating bananas after 7 months, that is on 5 September 2005. Thus, Miniya started walking first.

(2)crawling/standing?

Ans: Muniya started crawling on 20th November 2005 and she started walking on 5 January 2006 that is after 2 months. Thus, Muniya started crawling first and then after 2 months she started walking.

13.Note the differences between Muniya and Rani’s puppy:

Ans: Muniya’s date of birth is5th March 2005.

Muniya started walking on 2 February 2006.From 5th March to 5thJanuary there is 10 months and from 5th January to 2nd February it is 28 days. So, the age of Muniya when she started walking = 10 months 28 days.

Muniya started eating on 5th September 2005. From 5th March to 5th September there are 6 months. So, the age of Muniya when she started eating

= 6 months.

Muniya got her tooth = 15th September 2005. From 5th March to 5th September there is 6 months and from 5th September to 15th September it is 10 days.

So, the age of Muniya when she got her first tooth = 6 months 10days.

14.How long did it take the letter to reach from Ajmer to Nagpur?

Ans: Atif wrote the letter on 1 May 2006 and the letter reached Shabana on 6 May 2006. Thus, the letter took 5 days to reach Shabana.

15.How many days will Atif spend at his Nani’s place?

Ans: Atif is going to his Nani’s place on 5th and returning back on 20th of the same month. Thus, Atif will spend 15days at his Nani’s place.

16.Fill in the table:

Who has got longer holidays — Shabana or Atif?

Ans: Shabana’s holidays starts from 1 June and ends on 9 August 2006. Thus, Sha

Atif’s holidays starts from 1st May and ends on 29th June. Thus, Atif is getting almost 2 months of holidays which have 60 days.

This means Shabana has 10 more holidays than Atif.

17.On 15 May 2006 Chandran went to a shop to buy butter. He checked the packet to see if this butter was safe to eat. It was written on the packet -Best before 180 days from the date of packing. Then he checked the date of packing. It was 15/01/06. Help him find out if he should buy this butter or not.

In which month was the butter packed?

Which month will it be from the date of joining? 180 days after 15/01/06?

Can Chandran eat it one 15th May 2006?

Ans: Best before 180 days was written on the packet and butter was packed on 15th January.

Thus, 180 days after 15th January is: Days left in January = 17 Days There is 28 Days in February.

There are 31 Days in March. There are 30 Days in April.

There are 31 Days in May. And in June there are 30 Days.

So total 17 + 28 + 31 + 30 + 31 + 30 = 167 days till June. Then there are 13 days remaining in July.

Thus, it is best to use before 13th of July 2006.

19.Suppose a train leaves at 8:30 at night. The time written on the Railway ticket would be .

Ans: If the train leaves at night at 8:30 then the time would be 8:30 p.m. So the time written on the railway ticket would be = 12:00 + 08:30 = 20:30

20.You must have noted the time of sunrise and sunset. Write here using am and pm.

Ans: