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Teaching Treasures Maths area is ideal to learn some maths from the convenience of your computer at home or in school


Year 8-9 Maths

Complete the problems, click "Check All My Answers" button  showing  results. If you like click on the "Print Results"  button after finishing the problems. There is a useful " Table of Formulas" button to help out.


If x = 2/3 , y = 7.66R,m = 6/7 find the value of each expression.

1.   (x + m) × y  = line blank

2.   13m + 2y - x = line      blank

3.   ( algebra = 8) × x = line      blank
What does h equal?       blank

4 .   ( algebra = 4) × m + 7x = line      blank
What does a equal?       blank

Solve the following equations

5 .    5(x + 6) = 60    x =    blank 6 .    9(x - 3) = 117               x =   blank
7 .    3(4x - 3) = 51   x =    blank

8 .    7(2x - 6) = 9x - 12       x = blank 

9 .    5(2x - 2) + 2(5 - n) = 24
       x = and n =      blank
10 .    9(3x - 7) - 8(3y + 1) = -11
       x= and y =      blank

Problems

NOTE: The answers to the following problems have been calculated
to eight decimal places and then rounded. You will need to do this.


11 .   A triangular shape has a height of 53 cm and a base measurement of 42 cm.
       Find the hypotenuse of this triangle. Round answer to the nearest hundredth.

     ANSWER cm     blank


12 A triangular shaped garden has a base measurement of 4.25 metres and a height of 3.86 metres.
       Find the total area of this garden. Round answer to the nearest hundredth.

     ANSWER m2     blank


13 .    The water authority has built a new concrete water tank for a small towns water supply. The tanks      
       diametre is 3.5 metres and  height 1.96 metres. Round all answers to the nearest hundredth.
a )  Find the area of the tank. ANSWER m2     blank
b)   Find the circumference of the water tank. ANSWER m      blank
c)   Find the volume of the tank. ANSWER m3     blank

14 .  A cone shaped object has a radius of 4.67 cm and a height of 10.56 cm.
       Find the volume of this cone. Round answer to the nearest 10th.

       ANSWER
cm3 blank
15 .     A spherical shaped ball has a radius of 5.28 cm and a height of 10.56 cm. Round answer to the nearest 10th. 
a)   Find the surface area of the ball. ANSWER cm 2     blank
b)   Find the volume of the ball. ANSWER cm3 blank

 

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