Maths for Form III and IV - Hints and Questions and Answers

1. Make y, subject of formula.                                                     (D)

      +    x  = 3

 

2. Conversion                                                                                                                (D)

 

1 metre = ____________ KM

 

3. A piece of cloth is 3.5 metres x 2 metres. Pieces of 1metre x 75cm is to be cut.                                            (D/V)

How many pieces of 1 metre x 75 cm will you get?

 

4. Factorise.                                          (D/V)

 

MX   +  2NX    - 2MY     - 4NY

 

5. Complete the squares                          (V)

 

- 4 x2    +   12 X   -8

 

Find the minimum or the maximum point?

 

6.  Correct the numbers to the number of decimal places as follows:                                                      (V/D)

2d.p -     2.359

3d.p -     2.3998

5d.p -     2.359035

1d.p -     2.359

4d.p -     2.35904