## Search found 105 matches

- Sun Jul 06, 2014 4:30 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Physics
- Replies:
**103** - Views:
**65607**

### PLease reply asap!

please tell me how to solve this qsn! for the second qsn that says "what is the pressure of the gas, px?" Assume atmoshperic pressure is 77 cm Hg

- Sun Apr 06, 2014 6:46 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

Please help. 1) Two Positive numbers are such that the sum of 11 times the square of the first number amd 13 times the cube of the second number is 395. If 218 is subtracted from 26 times the cube of the second number, the number obtained is 121 times the square of the first number. Find the two num...

- Wed Jan 01, 2014 6:30 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

Thank you so much! My life saver!M-Help wrote:

- Tue Dec 31, 2013 5:25 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

could you please help me with these questions? 1. express 0.00315 - 4.26 x 10^-6 as a single number in standard form. 2. (a) Explain why it is possible to tell that (4.211 x 10^-3) / (6.465 x 10^-5) is a number greater than 1 without actually evaluating the sum. (b) Express (4.211 x 10^-3) / (6.465 ...

- Tue Oct 01, 2013 5:29 pm
- Forum: Primary 3
- Topic: Q&A - P3 Math
- Replies:
**2984** - Views:
**612747**

### Re: Q&A - P3 Math

Hi, Pls advise how to solve this question? Any model method? Jia en paid a total of $80 for 2 dictionaries and 3 sets of stationery. Each dictionary cost $5 more than 2 sets of stationery. Find the cost of each dictionary. hi. $80=2D+3S $80=(2S+$5)+(2S+$5)+3S $80= 7S+$10 $80-$10=7S $70=7S $10=1S 1D...

- Mon Sep 30, 2013 7:51 pm
- Forum: Primary 3
- Topic: Q&A - P3 Math
- Replies:
**2984** - Views:
**612747**

### Re: Q&A - P3 Math

Fang and Ming set off from their school at the same time for piano lesson at a music school.In every minute,fang walked 80m,while ming cycled 200m.At the entrance of the music school,ming realised that he had forgotten to bring his piano scores.He cycled back along the same route to his home to get ...

- Wed Sep 04, 2013 6:11 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

Two squares, each s on a side, are placed such that the corner of one square lies on the centre of the other. Describe, in terms of s, the range of possible areas representing the intersections of the two squares see if this helps u. http://math.nie.edu.sg/mprose/elearning/qns/p14.aspx are u doing ...

- Tue Sep 03, 2013 7:16 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

Two squares, each s on a side, are placed such that the corner of one square lies on the centre of the other. Describe, in terms of s, the range of possible areas representing the intersections of the two squares

PLease help!

PLease help!

- Sun Sep 01, 2013 10:56 am
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

PLease help solve this question urgently!Robertpattinsonidle wrote:Two squares, each s on a side, are placed such that the corner of one square lies on the centre of the other. Describe, in terms of s, the range of possible areas representing the intersections of the two squares.

- Sun Aug 25, 2013 12:18 pm
- Forum: Secondary Schools - Academic Support
- Topic: O-Level Additional Math
- Replies:
**1806** - Views:
**337450**

### Re: Secondary School Mathematics

Two squares, each s on a side, are placed such that the corner of one square lies on the centre of the other. Describe, in terms of s, the range of possible areas representing the intersections of the two squares.