Heuristic Booklet: Working Backwards 6

Question 1

Heuristic Booklet: Working Backwards 6

Question 2

Heuristic Booklet: Working Backwards 7

Question 1

Question 2

Heuristic Booklet: Working Backward 8

Question 1

Heuristic Booklet: Working Backward 8

    Question 2

~ Friday ~

For Meet-The-Parents' Session 2

I would not be in Singapore.
I'll be in Nanjing with your 5-2 friends, so your parents will meet Mrs Ang instead.

EXAM PREPARATION (Long Weekend Work):

1) Look at all your Science Revision Exercises 1, 2 & 3 errors and do the neccessary corrections (Answer is with you, at the back of the revision book)  Anything that you do not understand, please message or CALL me.

2) Finish up your remaining "22 Math Problem Sums"

3) Do Math Activity Book Review 2 and Semestral Assessment for more practice if you are TOO FREE. I will post the answer up on the class blog on Sunday for you to check.

~ VOLUME ~

VOLUME: BASIC QUESTIONS that you should know.

Please attempt these in your Math Journal or on piece of fullscap.

1) A wooden cuboid measures 28cm by 15cm by 10cm. What is the maximum number of 4-cm cubes that can be cut from it?                           

  
                                        





2) A wooden block measures 32cm by 27cm by 12cm. Find the greatest number of 2-cm cubes that can be cut from it.

3) An iron cube of side 6cm is melted and recast into a cuboid which has a square base of side 4cm as shown below. What is the height of the cuboid?

4) How many 1-cm cubes can be fit into a box measuring 11cm by 8cm by 2cm?

                                   

5) Find the volume of a cube given that the total area of its 6 faces is 394cm²

 

RATIO

The ratio of a rectangle's length to its breadth is 7 : 3. If the difference between its length and breadth is 96cm, find the perimeter of the rectangle.