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Question
A number becomes double if it is increased by 8. What is the number?
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Solution
The number will be 8.
Because 8 + 8 = 16 which is double of 8.
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RELATED QUESTIONS
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.
| 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. |
| Class | Number of children |
| I | 33 |
| II | 32 |
| III | 42 |
| IV | 50 |
| V | 53 |
| Total- | 210 |
- One bus can take 50 children, 4 buses can take 50 × 4....?
- So there are a total of _____ children going.
- If they get 4 buses, how many children will get seats?
- Will there be any children left without seats?
If they go to Bhimbetka, they will reach there ______.
What is the difference between the water level of the Narmada in the rainy season and now? _____ metres.
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?
What numbers can you make using 3, 5 and 7? You can make 357 and 537. What others?
There are different kinds of boats. Each has a different ticket price, and also different trip times.
| Name of the Boat | Ticket-price | Trip-time | |
| 1. | Double-decker | Rs. 30 | 45 minutes |
| 2. | Paddle-boat | Rs. 15 | 30 minutes |
| 3. | Motor-boat | Rs. 25 | 20 minutes |
| 4. | Boat with oars | Rs. 15 | 45 minutes |
Indra and Bhanu first went in the motor-boat, and then took the oar-boat.
How much time did they get for both rides?
There are different kinds of boats. Each has a different ticket price, and also different trip times.
| Name of the Boat | Ticket-price | Trip-time | |
| 1. | Double-decker | Rs. 30 | 45 minutes |
| 2. | Paddle-boat | Rs. 15 | 30 minutes |
| 3. | Motor-boat | Rs. 25 | 20 minutes |
| 4. | Boat with oars | Rs. 15 | 45 minutes |
Which boat takes less than half an hour to complete trip?
There are different kinds of boats. Each has a different ticket price, and also different trip times.
| Name of the Boat | Ticket-price | Trip-time | |
| 1. | Double-decker | Rs. 30 | 45 minutes |
| 2. | Paddle-boat | Rs. 15 | 30 minutes |
| 3. | Motor-boat | Rs. 25 | 20 minutes |
| 4. | Boat with oars | Rs. 15 | 45 minutes |
Which boat gives them the most time taking the least money?
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.
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.
