Decimal

Answer all of the following.

1. Calculate  123.7+2.4

2. Calculate 23+7.3

3. Calculate  32.45+413.75

4. Calculate 243.232+19.079

5. Calculate 324.8 + 0.78

6. Calculate  243-1.65

7. Calculate 12.7-8.87

8. Calculate  4.3-1.5

9. Calculate  2.3-0.65

10. Calculate  9.46-5.75

11.  Calculate 120x0.5

12.  Calculate  1234x0.002

13. Calculate  405x1.2

14. Calculate  12.4x2.2

15. Calculate  4.53x0.1

16. Calculate   315/0.5

17. Calculate  1.24/0.02

18. Calculate 4.9/0.7

19. Calculate  324.5/0.05

20. Calculate  144/1.2

 

Algebra

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Try this book on algebra. The more you practice the more you gain.








Practise yourself and sharpened your skill.







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Polynomial

           

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               I am trying to post more math T problems here  and some more problems for pmr and spm students. So stay tuned....

Try click the link above to go to a polynomial question. (At the top) 

hafsah_hbo@yahoo.com

Percentages

Answer all of the following.

1.  Calculate
     (a)  20%  of  $200
     (b)  5% 0f $5 000

2. Dahlia use 30% of her salary to pay for food each month. If the amount used for food is $500, what is her salary?

3.  David deposit $4000 at the beginning of year 2009. After a full year, what is his dividend if the rate is 6% ?

Partial Fractions

Answer all of the following.


1. Express (x+9)/(10+3x-x^2)  in partial fractions.


2. Express (2x^2+7)/(x-2)(x^2+1)  in partial fractions.


Hi there!  Email me your answer..

Happy Tryimg! 

Hafsah,

huffy64@gmail.com

Linear Equations

Answer all of the following

1. Solve

(a) x+3=0
(b) x-7=0
(c) x+2=5
(d) x-4=2

2. Solve

(a) 2x+4=0
(b) 5x-3=17
(c) 3x+5=23
(d) (1/2)x=9


3. Solve

(a) 1-x = 5
(b) 9-2x=7
(c) (1/5)(3-x)=10
(d) (1/3)x=(2/5)

4. Solve

(a) 1-3x=x+5
(b) 7-x=3x-1




Happy trying

hafsah ...

huffy64@yahoo.com

modulus

Answer all of the following.

1. Find the solution set for

(a)| x |> 3 (b) |x| < 7

2. Find the solution set for

(a) | x-2|< 5 (b) |x+7| > 12

3. Find the solution set for the following

(a) |2x+5| < 20 (b)| (1/3)x-8| >6

4. Find the solution set for the following

(a) |7x-3| <| x+2| (b) | 5-3x| >| 5x -1|


Happy trying !
Hafsah....
huffy64@gmail.com

Whole number - Combined operations

Answer all of the following.

1. Calculate 12-4+7


2. Calculate 3x20-7x4


3. Calculate 72 - 2x15+3


4. Evaluate 48/(8-5)


5. Evaluate 32/8 + 49/7



Happy Trying

Hafsah
huffy64@gmail.com

Fractions : Adding Two Proper fractions.

STEPS

1. Make both denominators be the same.
2. Add the numerator.
3. Simplify.

Example 1 : Add 1/3 + 2/5

Step 1 : (1x5)/(3x5) + (2x3)/(5x3)

Step 2 : (5+6)/(15)

Step 3 : 11/15


Example 2 : Add 2/3 + 4/7

Step 1 : (2x7)/(3x7) + (4x3)/(7x3)

Step 2 : (14+12)/(21)

Step 3 : 26/21@1 5/21


Hafsah

Decimal : Basic operations on decimals.

Answer the following:

1. Calculate

(a) 12.8+0.27

(b) 109.075 +121.75


2. Find

(a) 45.7 - 12.5

(a) 128.1-47.25


3. Evaluate

(a) 12.5 x 4

(b) 15.7 x 1.5


4. Find

(a) 22.4/2

(a) 24/0.5

5. Calculate

(a) 3(2.5-0.7)+2(1.2+0.5)

(a) (128.5-20)/0.2


Happy Trying!

Hafsah

Probability

Probability formula : P(A) = n(A) / n(S)

Try the following :

There are 4 red roses and 6 white roses in a basket. Calculate the probability of getting

(a) a red rose if one rose is picked from the baskets.

(b) both roses are of the same color if two roses are picked from the baskets.


Happy trying!

Hafsah

Perimeter & Area

Answer all of the following :

1. Given a square has length 9 cm. Find
(a) the perimeter and
(b) the area
of the square.

2. A square has length 12 cm. Find
(a) the perimeter and
(b) the area
of the square.

3. Given a rectangle has length 4 cm and width 3 cm. Find
(a) the perimeter and
(b) the area
of the rectangle.

4. A rectangle has length 20 cm and width 8 cm. Find
(a) the perimeter and
(b) the area
of the rectangle.

5. Given a rectangle has length twice of its width. If the width is 12cm, find
(a) the perimeter and
(b) the area
of the rectangle.

Happy Trying guys
contact me at huffy64@gmail

hafsah

Polynomials

Answer the following:


Given that P(x)=2x^3-7x^2-2x+7. Show that x+1 is a factor of P(x).

Hence,

(a) find all factors of P(x)

(b) solve P(x)=0

(c) find the set solution for P(x)>0.


Happy Trying !

Hafsah

Whole Number - Solving Problems

Answer all of the following.

1. Ali and Ravi bought 80 and 75 marbles respectively. What is the total of their marbles ?

2. At the beginning David has 110 stamps. He gave 35 stamps to his friend Rashid. What is the number of stamps left ?

3. A teacher wants to distribute 120 sweets equally to 40 students. How many sweets each student has ?

4. A box contains a dozen books. If there are 5 boxes, how many books are there ?


Happy Trying !

Hafsah

Fraction

Answer all of the following

1. (1/2) + (2/3)


2. (3/5)-(1/3)


3. (2/5) x (3/4)


4. (3/4) /2


5. (1 1/3 + 2 1/6)


6. (1 1/7 -4/5)


Happy Trying !

Hafsah huffy64@gmail.com

Circle : Circumference.

Answer all of the following.

1. Find the circumference of a circle given that

(a) radius = 7 cm.

(b) radius = 3.5 cm.

(c) radius = 10.5 cm.

(d) radius = 42 cm.

2. Find the circumference of a circle given that the diameter is

(a) 70 cm.

(b) 35 cm.

(c) 2.1 cm.


Happy Trying !

Hafsah

Geometry Coordinate

Answer all of the following.

1. Given A(1,3), B(4,7). Find

(a) the mid-point of A and B.

(b) the length of AB.

(c) the gradient of AB.

2. Given that the equation of a straight line is y=3x+2. Find the equation of another straight line if

(a) it is perpendicular to line y=3x+2 and passing through origin.

(b)it is parallel to line y=-2x+5 and passing through point (0,2)

3. Find the distance of point AB. Given that

(a) A(0,2), B(0,-8)

(b) A(0,3),B(4,0)

(c) A(2,1),B(7,-11)


Happy Trying !
Hafsah
huffy64@gmail.com

Probability

Solve all of the following.


There are 3 white and 4 red marbles in a box. Find the probability that

(a) a white marble is chosen if a marble is picked randomly from the box.


(b) two marbles of the same color were chosen if two marbles are picked one by one without replacing.


Happy trying !

Quadratic Equations

Solve all of the following.


1. (2x - 1)(x +3) =0


2. 4x² -2x-3=0


2. x² =92+5x)/3


4. 7x=3(1-2x² )


5. 2x-1 = 3/(2x)


Happy Trying

Linear Equation

Solve the following linear equation.

1. x+3=0.

2. x-5=0.

3. 2x = 8.

4. 2x -5 = 1.

5. 3x+1= 7.

6. (x+1)/2 = 3.

7. (1/2)(2x-1)=3

8. 2p-4=6

9. 0.5h = 5

10. 3h=12


Happy trying!