Search found 139 matches

by Oldschool
Sun Sep 08, 2013 9:33 pm
Forum: Primary 4
Topic: Q&A - P4 Math
Replies: 2654
Views: 321123

Re: Q&A - P4 Math

please help Siti,Ramesh and Peter had 528 stickers at first. Siti bought another 32 stickers. Ramesh gave away 1/5 th of his stickers and Peter was given as many stickers as he had at first by his father. at the end all three of them had the same number of stickers. Find the number of stickersd Sit...
by Oldschool
Tue Sep 03, 2013 11:15 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

http://i40.tinypic.com/9vik2x.jpg thanks. Would u be able to help me with the rate n volume question above? Hi, This is one way of solving it. Vol. of Tank A = 48000 Same Height --> H 2 scenarios, From Tank A, 80x20xH = 48000 – 800(t) From Tank B, 40x20xH = 800(t) Then 80x20xH + 40x20xH = 48000 240...
by Oldschool
Tue Sep 03, 2013 11:08 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

1) 20% of Jack's stamps is equal to 30% of Vindra's stamps. 25%of Jack's stamps is equal to 35% Vindra's and Samuel's stamps . Given hta Jack and Samuel had a total of 242 stamps, how many stamps did Vindra have? I used equal concept but got reminder which shouldnt;t be. any pointers to solve the q...
by Oldschool
Tue Sep 03, 2013 10:51 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

1) 20% of Jack's stamps is equal to 30% of Vindra's stamps. 25%of Jack's stamps is equal to Vindra's and Samuel's stamps . Given hta Jack and Samuel had a total of 242 stamps, how many stamps did Vindra have? I used equal concept but got reminder which shouldnt;t be. any pointers to solve the quest...
by Oldschool
Tue Sep 03, 2013 9:49 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

pla help with a speed question. Car A travelled from Town X to Town Y at a uniform speed of 64km/h. After Car A had travelled for 2hr, Car B started from Town Y to Town X at a uniform speed of 96km/h. When Car A reached Town Y, Car B was 32km away from Town X. What was the time taken by Car B to tr...
by Oldschool
Tue Sep 03, 2013 9:29 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

Can anyone help me with the following question? http://i44.tinypic.com/2dtzn6f.jpg :thankyou: Hi, Altogether there are 2U pupils and altogether there are P cards. (1) If she gives each student 7 cards, then P cards would not be enough and she need an extra of 13 cards. So, 2U (7) = P + 13 (2) If 1/...
by Oldschool
Tue Sep 03, 2013 9:16 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

Can anyone help me with the following question? http://i40.tinypic.com/2jecjg9.jpg :thankyou: Hi, The keys are probably (1) look for parallel lines --> alternate angles and corresponding angles (2) look for equal sides --> equilateral triangle or isosceles triangle. http://i43.tinypic.com/314349e.j...
by Oldschool
Tue Sep 03, 2013 8:47 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

need some guide in the above question http://i44.tinypic.com/292si6r.jpg Hi, This can be solved by making use of the following concepts. http://i40.tinypic.com/vy4bh3.jpg http://i39.tinypic.com/okvfwy.jpg Therefore, from the diagram, http://i40.tinypic.com/2vsj3ty.jpg Given, SW = VW Likewise, WT = ...
by Oldschool
Tue Sep 03, 2013 4:04 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2121947

Re: Q&A - PSLE Math

fullhope wrote:Image

Hi gd evening, can someone help with this question? :? Thanks in advance :thankyou:
Hi,

The key here is probably remembering that the ratio of A : B can also be written as A/B.

http://www.flickr.com/photos/94858125@N03/9659902259/

Regards
by Oldschool
Mon Sep 02, 2013 10:05 pm
Forum: Primary Schools - Academic Support
Topic: Tutor MathsGuru: Ask me for your burning Maths questions!
Replies: 4377
Views: 695878

Re: Tutor MathsGuru: Ask me for your burning Maths questions

Can anyone help me with the following question? Frederic had a candy bag which contained 35 chocolate bars and 50 sweets. Ryan had another candy bag which contained 45 chocolate bars and 10 sweets. After Frederic gave Ryan some chocolate bars and sweets, 40% of Frederic's candy bag contained chocol...