Maths Standard Preliminary formulas
Study online at https://quizlet.com/_58pz7p
1. How do you calculate distance, speed Using the triangle
and time?
2. What is the blood alcohol content for (10N - 7.5H) ÷ 6.8M
males?
3. What is the blood alcohol content for (10N - 7.5H) ÷ 5.5M
females?
4. How do you calculate the number of BAC ÷ 0.015
hours?
5. What is Fried's Rule? D = age (months) x adult dosage ÷ 150
6. What is Youngs Rule? D = age (years) x adult dosage ÷ age (years + 12)
7. What is Clarks Rule? D = weight (kg) x adult dosage ÷ 70
8. What is the N is BAC? Number of drinks
9. What is the H in BAC? Hours spent drinking
10. What is the M in BAC? Mass in kilograms
11. What is the unit of measurement? Going down you times, going up you divide
12. How many centimetres squared 10000cm2 = 1m2
equals metres squared?
13. How many metres squared equals 1 10000m2 = 1ha
hectare?
14. How many centimetres cubed equals 1 000 000cm3 = 1m3
1 cm cubed?
1/6
, Maths Standard Preliminary formulas
Study online at https://quizlet.com/_58pz7p
15. What is the precision or limit of read- The smallest unit on the measuring instrument
ing?
16. What is the absolute error? The different between the actual value and mea-
sured value
17. What is the formula for percentage er- (absolute error÷measurment) x 100%
ror?
18. How many kilojoules equal 1 calorie? 4.184kj = 1cal
19. What is the sample space? Set of all possible outcomes
20. What is the relative frequency formu- Frequency of a data value ÷ number of data values
la?
21. What is the expected frequency? Number of time that a particular event should occur
22. What is the expected frequency for- n x p =np
mula?
23. Area of a circle formula πr²
24. Area of a semi circle 1/2 πr²
25. Area of an annulus π(R² - r²)
26. Area of a sector θ ÷ 360 x πr²
27. Area of a parallelogram bh
28. Trapezodial formula h ÷ 2 (df + dl)
29. Open cylinder SA formula 2πr ²
30. Closed cylinder SA formula 2πr ² = 2πrh
2/6
Study online at https://quizlet.com/_58pz7p
1. How do you calculate distance, speed Using the triangle
and time?
2. What is the blood alcohol content for (10N - 7.5H) ÷ 6.8M
males?
3. What is the blood alcohol content for (10N - 7.5H) ÷ 5.5M
females?
4. How do you calculate the number of BAC ÷ 0.015
hours?
5. What is Fried's Rule? D = age (months) x adult dosage ÷ 150
6. What is Youngs Rule? D = age (years) x adult dosage ÷ age (years + 12)
7. What is Clarks Rule? D = weight (kg) x adult dosage ÷ 70
8. What is the N is BAC? Number of drinks
9. What is the H in BAC? Hours spent drinking
10. What is the M in BAC? Mass in kilograms
11. What is the unit of measurement? Going down you times, going up you divide
12. How many centimetres squared 10000cm2 = 1m2
equals metres squared?
13. How many metres squared equals 1 10000m2 = 1ha
hectare?
14. How many centimetres cubed equals 1 000 000cm3 = 1m3
1 cm cubed?
1/6
, Maths Standard Preliminary formulas
Study online at https://quizlet.com/_58pz7p
15. What is the precision or limit of read- The smallest unit on the measuring instrument
ing?
16. What is the absolute error? The different between the actual value and mea-
sured value
17. What is the formula for percentage er- (absolute error÷measurment) x 100%
ror?
18. How many kilojoules equal 1 calorie? 4.184kj = 1cal
19. What is the sample space? Set of all possible outcomes
20. What is the relative frequency formu- Frequency of a data value ÷ number of data values
la?
21. What is the expected frequency? Number of time that a particular event should occur
22. What is the expected frequency for- n x p =np
mula?
23. Area of a circle formula πr²
24. Area of a semi circle 1/2 πr²
25. Area of an annulus π(R² - r²)
26. Area of a sector θ ÷ 360 x πr²
27. Area of a parallelogram bh
28. Trapezodial formula h ÷ 2 (df + dl)
29. Open cylinder SA formula 2πr ²
30. Closed cylinder SA formula 2πr ² = 2πrh
2/6
