Dubai Stem Olympiad | 2018-19 | Round 2 | Premier Genie | Intermediate Category

1. The ratio of the marks scored by a student in English, Mathematics and Science is 1 : 2 : 1. If the total marks of the three subjects is 800, then find the marks in each subject respectively.

100, 200, 100

300, 600, 300

140, 180, 140

200, 400, 200

2. What is the least number which when decreased by 4 is exactly divisible by 10,15 and 20.

296

300

304

205

3. Which of the following statement is not true about poles of a magnet?

South pole is attracted towards North pole of the bar

Each magnet has a north and south pole

A magnet can either have north or south pole

North pole of two seperate magnets repell each other

4. Alex has to read a book containing 250 pages. Each page contains an average of 10 lines. How long will he take to read the whole book, if he reads at the rate of 5 lines per minute?

8 hours

8 hours 20 seconds

8 hours 20 minutes

8 hours 12 minutes

5. The given solid is made up of identical blocks. How many such blocks are required to make the given solid

14

20

17

15

6. Four groups of everyday objects were made by a shopkeeper. Out of these only one group has the the same type of machines. Identify the group and select the correct option

Lift, escalator, crane

Nutcracker, wheelbarrow, screwdriver

Door, knob, handle of an eggbeater, see saw

Axe, lift, door, knob

7. Which of the following contains the correct sequence to draw a pentagon?

None of the above

8. What is an output device?

An output device is any peripheral that receives data from a computer, usually for display or projection to the user.

A piece of computer equipment on which data can be stored

None of the above

Any piece of computer hardware used to provide data to a computer system

9. What type of device is a digital pen?

Input device

Output device

Both

None of the above

10. How will you code ACCOMMODATE if Y and P are coded as 2 and 11 respectively

26-24-24-12-14-14-12-23-22-26-7

26-24-24-12-14-14-12-23-26-7-22

2-25-25-12-7-14-14-23-26-24-12

26-24-12-14-7-14-23-21-26-22-8

11. The given figure is made up of small squares. The area of smaller square is 9 cm square. The perimeter of the given figure is

96 cm

98 cm

106 cm

108 cm

12. Given is an image of a maze with a robot at the Start point (green square). The robot needs to move through the maze all the way to the Finish point (red square). The following commands make the robot move one square in the direction specified: Up Down Left Right Which of the below sequences would get the robot through the maze from the Start to the Finish square?

Up, Left, Up, down, Right, Up, Up, Left, Up, Up

Up, if standing on Yellow then Right, if standing on Orange then Left, Repeat

Up, if standing on Yellow then Left, if standing on Orange then Right, Repeat

None of the above

13. Read the given statements regarding the lever and select the correct ones 1) In beam balance, fulcrum is in the middle 2) A nutcracker is an example of a second-class lever 3) In tongs, the fulcrum and the load are at opposite ends 4) See-saw is an example of a first-class lever

1, 2 and 3

All of the above

3 and 4

1 and 2

14. Things without gravitation will be

Less Heavier

Moving

Weightless

Floating

15. Computer Hardware is:

A medium for data communication

A physical device driven by software

A physical device driven by data

All of the above

16. Which if the following options is correct?

2102 - (-1250) < 284 - (- 1206)

3029 - 5 5 1028> 4268 - 320

1269 + (-1000) < 2184 + (-2000)

-777 + (-1050) < 555 - 890

17. In what class of lever is the force between the load and the fulcrum

First Class

Second Class

Third Class

First and Second class

18. Air resistance acts on passengers of plane is due to

Thrust

Lift

Weight

None of these

19. How can we increase the magnetic property of a magnet?

Rubbing it with Clothes

Touched with iron

Rubbing with same magnet

Stacking up magnets

20. When the two surfaces in contact have a thick layer of lubricant in between them, it is known as

Solid Friction

Rolling Friction

Greasy Friction

Film Friction

Dubai STEM Olympiad | 2018-19 | Round 2 | Premier Genie | Intermediate Category

1. The ratio of the marks scored by a student in English, Mathematics and Science is 1 : 2 : 1. If the total marks of the three subjects is 800, then find the marks in each subject respectively.

2.

What first name or nickname would you like us to use?

2. What is the least number which when decreased by 4 is exactly divisible by 10,15 and 20.

3. Which of the following statement is not true about poles of a magnet?

4. Alex has to read a book containing 250 pages. Each page contains an average of 10 lines. How long will he take to read the whole book, if he reads at the rate of 5 lines per minute?

5. The given solid is made up of identical blocks. How many such blocks are required to make the given solid

6. Four groups of everyday objects were made by a shopkeeper. Out of these only one group has the the same type of machines. Identify the group and select the correct option

7. Which of the following contains the correct sequence to draw a pentagon?

8. What is an output device?

9. What type of device is a digital pen?

10. How will you code ACCOMMODATE if Y and P are coded as 2 and 11 respectively

11. The given figure is made up of small squares. The area of smaller square is 9 cm square. The perimeter of the given figure is

13. Read the given statements regarding the lever and select the correct ones 1) In beam balance, fulcrum is in the middle 2) A nutcracker is an example of a second-class lever 3) In tongs, the fulcrum and the load are at opposite ends 4) See-saw is an example of a first-class lever

14. Things without gravitation will be

15. Computer Hardware is:

16. Which if the following options is correct?

17. In what class of lever is the force between the load and the fulcrum

18. Air resistance acts on passengers of plane is due to

19. How can we increase the magnetic property of a magnet?

20. When the two surfaces in contact have a thick layer of lubricant in between them, it is known as