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1. 144 + 332 =
2. 86 - 43 =
3. 640 divided by 5 =
4. 257 multiplied by 6 =
5. 1002 =
6. square root of 81 =
7. 15% of 240 =
8. a half plus a quarter =
9. a = pq
a = 9, p = 3, q = ?
Sample Questions : Technical
10. Ohms law states I = V / R
Using the above. If V = 100 volts and
R = 10 Ohms,
then I = ?
11. Pythagoras theorem states:
" In a right-angled triangle the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two"
You have been asked to run a electricity cable from the road to the front door of a house. However the house has a ramp outside the front door.
Note:
The distance from the road to the begining of the ramp = 10 metres
The distance from the begining of the ramp to the wall beneath the front door = 4 metres
The distance from the ground to the bottom of the front door = 3 metres
What is the length of cable needed ?
12. If you are going to change a filament lamp on a bedside table,
what is the first thing you should do?
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