Search found 37 matches

by EconsPhDTutor
Thu Mar 10, 2016 11:34 pm
Forum: Primary 3
Topic: Q&A - P3 Math
Replies: 2984
Views: 537154

Re: Q&A - P3 Math

Hi all, please help. 1) 0,1,1,2,3,5,8,13, _____, ______ 2) 5,11, 16, 27, 43, 70, ________, _______ 3) 0, 1, 2, 3, 6, 11, 20, ________, _________ 4) 9 7 6 8 12 9 9 ? 5 3 4 3 3 3 2 3 Thank you very much!! (1) Each term is simply the sum of the previous two terms. So 21 and 34. (2) Each term is simply...
by EconsPhDTutor
Thu Mar 10, 2016 10:26 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2110612

Re: Q&A - PSLE Math

Hi, Can someone help on the following questions with clear explanation? Thank you. Q1) May, Susan, Ben and Joey, each have some stickers. May has 50% as many stickers as the total number of stickers that Susan, Ben and Joey have. The number of stickers that Susan has is 25% of the total number of s...
by EconsPhDTutor
Mon Mar 07, 2016 10:06 pm
Forum: Primary 5
Topic: Q&A - P5 Math
Replies: 7005
Views: 637274

Re: Q&A - P5 Math

Mom Tan spent some money on 8 notebooks. She spent the same amount of money on another 12 files. Each notebook cost 55 cent more than each file. How much did Mdm Tan spend altogether? (Answer: $26.40) TIA! Let F be the cost of each file. So the total cost of the 12 files was 12 F . And each noteboo...
by EconsPhDTutor
Sun Mar 06, 2016 8:55 am
Forum: Secondary Schools - Academic Support
Topic: O-Level Additional Math
Replies: 1807
Views: 281135

Re: O-Level Additional Math

linden2000 wrote: Thank you!
Understand it now. Should line 1 be 2n instead of 2n^2?
Hello linden2000,

Yes you are right. I am sorry, that was my mistake. I have corrected it. Please see the same PDF link again where my mistake is now corrected.
by EconsPhDTutor
Sat Mar 05, 2016 7:38 pm
Forum: Secondary Schools - Academic Support
Topic: O-Level Additional Math
Replies: 1807
Views: 281135

Re: O-Level Additional Math

Hi. Would really appreciate help with this question below. Many thanks. Given that y=m^3/n^2, express y' in terms of m, m', n and n'. Hello T̶h̶e̶ ̶a̶n̶s̶w̶e̶r̶ ̶i̶s̶ ̶ ̶y̶'̶ ̶=̶ ̶(̶m̶²̶/̶n̶²̶)̶ ̶×̶ ̶(̶3̶m̶'̶ ̶-̶ ̶2̶m̶ ̶×̶ ̶n̶'̶)̶ The answer is y' = (m²/n²) × [3m' - (2m × n' ÷ n)]. Please see this ...
by EconsPhDTutor
Sat Mar 05, 2016 7:26 pm
Forum: Secondary Schools - Academic Support
Topic: O-Level Additional Math
Replies: 1807
Views: 281135

Re: O-Level Additional Math

KSP2013777 wrote:I know OB is 15 cm, but what is OQ?
The answers are (b) 20 × √3, (c) 37.5 π.

Please see this PDF for the full solution.

www.EconsPhDTutor.com
by EconsPhDTutor
Sat Mar 05, 2016 6:02 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2110612

Re: Q&A - PSLE Math

Need some help in the following questions. The answer to the first question (gold, silver, copper coins) is 270. Please see this PDF for the full solution. The answers to the second question (Jason's marbles) are (a) 60; and (b) 14.3%. Please see this PDF for the full solution. www.EconsPhDTutor.com
by EconsPhDTutor
Fri Mar 04, 2016 3:46 pm
Forum: Primary Schools - Academic Support
Topic: Can Currently School Teacher provide tuition service?
Replies: 13
Views: 8925

Re: Can Currently School Teacher provide tuition service?

The policy was and probably still is that teachers can work up to 6 hours per week, outside of their official school duties. A 2004 MOE statement (quoted below) seems to mildly suggest that teachers are supposed to make requests with their school principals. A 2013 article in Today reported that som...
by EconsPhDTutor
Wed Mar 02, 2016 5:17 pm
Forum: Primary 5
Topic: Q&A - P5 Math
Replies: 7005
Views: 637274

Re: Q&A - P5 Math

A class of 40 pupils helped to carry bundles of old newspapers in an event organised to collect funds for the old folks. Each boy carried 3 stacks of newspapers and each girl carried 2 stacks. Altogether, the boys carried 30 more stacks than the girls. What is the ratio of the number of boys to the...
by EconsPhDTutor
Sun Feb 28, 2016 6:46 pm
Forum: Primary 5
Topic: Q&A - P5 Math
Replies: 7005
Views: 637274

Re: Q&A - P5 Math

Hi, Anyone can help to answer the below question with model? TIA. Alice, Brenda, and Cathy had 450 beads altogether. Alice gave some of her beads to Brenda and Brenda's number of beads was doubled. Then Brenda gave some of her beads to Cathy and Cathy's number of beads was tripled. As a result, the...