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3. A Trip to Bhopal

Today Sugandha is very excited. All the children of her school are going on a trip to Bhopal with their teachers.

Ms. Meenakshi and Mr. Rakesh are talking about the number of buses needed.

Two teachers talking.

Ms. Meenakshi — We will need 4 buses.

Mr. Rakesh — I think we need at least 5.

Ms. Meenakshi — Each bus has 50 seats.

Mr. Rakesh — Let us see how many children are going.


Number of











Total _____

Teacher is calculating the number of buses needed for children.
Do we need 4 buses? One bus can take 50 children, 4 buses can take 50 × 4....?

  • So there are total of _____ Children going.
  • If they get 4 buses. How many children will get seats? _____
  • Will there be any children left without seats?

For just a few children, we can't get another bus!
Teacher is talking.

We can share seats.

Teacher is talking about sharing of seats.

Children should be encouraged to estimate first and then find out the answer using any method they want. It is important to discuss the methods children use to solve a problem.

Waiting for the Buses

Sahiba jumps out of the line to see if the buses are coming. She shouts loudly - Hey! I can see them. Run! Grab the window seats. Many children start jumping in excitement. But _____

School children standing in a queue outside the school building.

Stop! What is this? These buses are so small!

Now there is an argument.

Teacher talking to the bus driver.

We told you to bring big buses!

Why did not have enough big buses, So we got many mini buses.

Children boarding the school bus.

Each mini bus can take 35 students. How many mini buses are needed?

A man telling a child," Come on now, get in fast. It's already 9 o' clock."

The Journey Begins

As the buses start moving from Hoshangabad, children sing at the top of their voices. Some look outside to enjoy the view of the green fields and the hills.

Indra - When will we reach Bhopal?

Ms. Asha - If we don't stop anywhere, we should reach there in 2 hours, that is around_______________ o' clock.

Manjeet - Is it very far?

Mr. Bhimsen - It is about 70 km.

Ruby - Are we going to stop anywhere?

Mr. Rakesh - May be at Bhimbetka, about 50 km from here.

  • If they go to Bhimbetka, they will reach there

    - Before 10 o’ Clock
    - Between 10 o’ clock and 11 o’ clock
    - After 11 o’ clock

As they are talking, Bahadur shouts — Hey! look at the Narmada. Everyone looks out of the windows.

Ruby - Wow! it is soooo long and so wide!

Let us guess how wide it is.

Bridge over River Narmada.

Gopi - Uhm---m, 100 metres? No, it is much more, Can't say.

Victoria - It must be more than half a kilometre.

Teacher. Ms. Asha - Look, it is written - 'This bridge is 756.82 metres long'. So we can guess that the Narmada must be about 500 metres wide at this place.

  • Was Victoria right?

Sadaf - I just can't imagine 500 metres.

Ms. Asha - See, our bus is about 5 metres long. Imagine how many buses can stand in a line on this bridge.

  • Have you ever crossed a long bridge? About how many metres long was it? _____

Everyone looks down at the river.

Mr. Rakesh - The water level now is quite low. It must be about 40 metres below the bridge.

Ms. Asha - But in the rainy season, the water had risen. Then it was just about 15 metres below the bridge.

  • What is the difference between the water level of the Narmada in the rainy season and now? _____ metres.

The children discuss about the river for some time _____

River flowing through the trees.

Suddenly, the bus stops with a jerk.

Oh! The petrol pump. Two buses need to be refilled.

The buses stand in a line. Children are sticking their necks out to see how diesel is filled in the bus. Some children have got down to look more closely.

  • Each bus takes about 15 minutes to refill and there are two busses to be refilled. So they stop there for about _____ minutes, which means they are late about _____ minutes.

Hey it has such a big tummy! It has already taken 100 litres.

So we have to pay 3500 Rupees for the diesel!

Picture of a petrol pump.

  • Look in the picture and find the price of 1 litre of diesel, _____

As the buses are being refilled, some children go to the toilet near the petrol pump.

How much time did Aman take to come out of the toilet? _____

Aman has taken as much time to empty himself as one bus is taking to refill!

To Bhimbetka

After the buses are refilled, the journey starts again. Now the children are told that they are stopping at Bhimbetka.

Anjan - What is Bhimbetka?

Ms. Raina - It's a place with lots of caves and cave-paintings made by people ten thousand years ago.

Sumonto - Tentho _ uu _ saa _ nd years! I cannot even think of one thousand years back!

Gopi - Oh! one thousand years is a big thing, I can't even think of one hundred years.

Gauri - I can think of 100 years because my father's grandmother is 100 years old.

Manjeet - That means those caves are almost hundred great grandmothers old!!

Everybody bursts into laughter - Ha! Ha! Ha!

Now the children are really excited to see the cave-paintings. It is about 11 o' clock when they reach Bhimbetka.

A girl and a boy are looking at a cave painting.

Wow! Even 10000 years ago, people made such lovely paintings, that too on rocks!

Oh! These rocks are thousands of years old!

Shankar - This painting also has very big bisons. Hey, I got an idea. I will count the bisons and you count the deer in the paintings.

Bonomala - I will count people. Let us see which are the most - bisons, deer or people.

A boy and a girl are counting Bisons and Deer in the cave painting.

34, 35, 36, 37... I got 37 bisons.

... 112, 113, 114 ... I got 117 deer! Yeh!

  • How many more deer are there than bisons? _____

But Bonomala is the happiest because the number of people is even more than the number of deer and bisons together. Her count is less than 200.

  • How many people must Bonomala have counted?

214 / 154 / 134 / 177

The guide tells them that there are 600 cave-paintings in all. It is time to leave Bhimbetka.

  • They have spent 1 hour there , what time is it? _____

They are now moving towords Bhopal, Thet should reach there in less than, at about _____ o’ clock.

Lunch Time Some Fruits.

The children are hungry by this time so they take out their lunch- packs. Biscuits, oranges and bananas are also distributed in all the buses.

Children are looking at their lunch packs.

Each child is to be given 1 orange, 1 banana and 5 biscuits. Biscuits.

All the children take oranges and biscuits but 38 children do not take bananas.

  • How many oranges, biscuits and bananas are distributed?

Manjeet and Bhanu quickly finish their lunch and start asking puzzles to pass the time.

Manjeet - Tell me the number which is exactly between 100 and 150.

Bhanu - 120 ... no, 130 ... no it is 125.

Manjeet — Right. OK! You ask now.

Other children join in. Everyone is asking puzzling questions.

Children sitting on their seats in the bus.

  1. I gave four toffees each to four of my friends and three toffees are left with me. How many toffees did I have?
  2. What is the number can you make using3.5 and 7? You can make 357 and 537, what others?
  3. A number becomes double if it is increased by 8, What is the number?
  4. Think of a number which can be divided by 2, 3 and 5 and comes between 25 and 50.
  5. A small ant climbs 3 cm in 1 minute but slips down 2 cm. How much time will it take to climb to 2 cm?

Children can be asked to solve many more similar questions or puzzles, both orally and in writing. They should also be encouraged to explain the strategies they use.

Few people are roaming near the lake and some are boating in the lake. There are some ducks in the lake.

D. Think of a number which can be divided by 2, 3 and 5 and comes between 25 and 50.

E. A small ant climbs 3 cm in 1 minute but slips down 2 cm. How much time will it take to climb to 2 cm?

Can you solve these? Try them out.

Which Boat do We Take?

They are so lost in puzzles that they do not notice they have reached the lake in Bhopal. It is a very big lake with a small island in it.

The lake looks very beautiful at this time. There are a lot of ducks making a loud noise. Some children give them popcorn.

Few people are roaming near the lake and some are boating in the lake. There are some ducks in the lake.

Now comes the exciting part! It is time to go for boating. They have to choose which boat to take. But that is not easy.

There are different kinds of boats. Each has a different ticket price, and also different trip times.

Price list of different kinds of boats.

Name of the Boat

Ticket – price

Trip - time


Double- decker

₹ 30

45 minutes


Paddle- boat

₹ 15

30 minutes


Motor- boat

₹ 25

20 minutes


Boat with oars

₹ 15

45 minutes

Four of us will take a paddle boat and race with Gauri and her group.

We will take the motor-boat, it is costly but fun-Zooo _____ m!

A motor boat.

Based on the table showing ticket rates, trip time etc. some questions are given in the book. Children should be motivated to make many more questions themselves.

Children discussing about the type of boats and there are oar- boats in the lake.

Let us take the oar – boat. It not costly and we get more time for a peaceful ride.

Hey! We are going on the double – decker, It also has music, It costs a lot but we get more time.

  • Indira and Bhanu first went in the motor-boat , and then took the oar-boat.
    How much did they pay for both the boats? ₹ _____
    How much time did they get for both rides? _____
  • One group of children went for the double-decker trip, They paid ₹ 450 in total, How many children went for the double-decker trip? _____
  • Which boat makes two trips in 1 hour?
  • Which boat takes less than half an hour to complete a trip?
  • Which boat gives them most time taking the least money?
  • Javed went twice for boating, He paid a total of ₹ 40, and boated for 50 minutes, Which two boats did he take? _____

Time to Return

Teacher is asking children to board the buses.

Children enjoy different boat rides till 4 o'clock. It is time to return. Now they will not stop anywhere and reach back in two hours.

So, they should reach Hoshangabad by _____ o’ clock.

Children standing in queue.

Find out

Have you ever been on a school trip? How many children were there in all? How did you go and how far? How much time did it take? Try to find out the cost of travel for each child.

Practice Time

  1. There are four very old cave-paintings. Mark the oldest.
  1. 4200 years old
  2. 8500 years old
  3. 1000 years old
  4. 1300 years old
  1. One bus can carry 48 children. How many children can three buses carry? About -
  1. 100
  2. 200
  3. 150
  1. Which pair of numbers add to make more than 500?
  1. 152 and 241
  2. 99 and 299
  3. 321 and 192
  4. 401 and 91
  1. What happened at what time? Draw lines to match.

  • Crossed the Narmada bridge

3:00 p.m.

  • Looked at Bhimbetka paintings

6:00 p.m.

  • At the petrol pump

9:10 a.m.

  • Boating in the lake

12:30 p.m.

  • Had lunch

11:30 a.m.

  • Returned to Hoshangabad

9:30 a.m.