Search found 139 matches

by Oldschool
Sat Mar 30, 2013 10:17 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

Hi, can someone help me to solve this problem sum? 3) A contractor needed to cover an entire hall with tiles. On the first day, he laid 319 tiles. He completed tiling the rest of the hall in 7 days using an equal number of tiles each day. At the end of the 4th day, he was able to tile 8/15 of the h...
by Oldschool
Sat Mar 30, 2013 10:15 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

Hi, can someone help me to solve this problem sum? 1) Kumar had 50% more bookmarks than Leon. Max had 75% as many bookmarks as Kumar. Kumar and Leon gave Max a number of bookmarks in the ratio 3:1. As a result Max had twice as many bookmarks as before, and Leon had 16 bookmarks more than Kumar. How...
by Oldschool
Thu Mar 28, 2013 3:34 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

Beikiasu wrote:Oldschool :thankyou:

How you get the "105%"?
Hi,

25% dropped from April to May

25% of April
= 1/4 of 140%
= 35%

So, remained is 140%-35% = 105%

Or in other words, 3/4 of April remained
=3/4 of 140%
=105%

Regards
by Oldschool
Thu Mar 28, 2013 2:49 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

[quote="Beikiasu"]Hi, can someone help me to solve this problem sum? 1) The number of members in a stamp-collectors club increased by 40% from March to April. However, the number of members dropped by 25% from April to May. If the difference in the number of members between March and May was 9, how ...
by Oldschool
Wed Mar 27, 2013 6:11 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

Beikiasu wrote:Oldschool

The second question "84 stalks of orchids ..."
May i know the "2U" came from where?

Thanks
Hi

Bought equal amount of roses and orchids.
So, bought U amount of roses and U amount of orchids.
Therefore, total bought is 2U.

Regards
by Oldschool
Wed Mar 27, 2013 2:56 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Q&A - PSLE Math

Hi, can someone help me to solve these problem sum? 1) Joycee has some $2, $5 and $10 notes.The number of $2 notes is 25% of the total number of notes.The ratio of $5 notes to the total number of$2 and $10 notes is 2:5. Given that there are 18 more $10 notes than $2 notes, how much money does Joyce...
by Oldschool
Sat Mar 23, 2013 12:45 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Math Rate qs p6

Hi, (1) 2 teams will take 30 days to complete. Then, 30 days => 100% So, in 6 days , the 2 teams completed => 100/30 x 6 = 20% (2) Therefore, left with 80% which was completed by a single team in 40 days. 80% => 40 days 100% => 50 days (3) Assume that both teams are equally hardworking. Then it wou...
by Oldschool
Fri Mar 22, 2013 9:44 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Math Rate qs p6

Hi, (1) 2 teams will take 30 days to complete. Then, 30 days => 100% So, in 6 days , the 2 teams completed => 100/30 x 6 = 20% (2) Therefore, left with 80% which was completed by a single team in 40 days. 80% => 40 days 100% => 50 days (3) Assume that both teams are equally hardworking. Then it woul...
by Oldschool
Fri Mar 22, 2013 9:34 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2120146

Re: Math q2 Rate p6

Hi, BTW, forum admins/mopderators might want to shift this thread under the relevant topics or header. To begin, (1) To complete the drawing, Gogh + Picasso => 4 days, follow by Picasso => 5 days (2) Per day , G - P = 1/30 of the drawings or G = P + 1/30 (3) Therefore, per day, Gogh + Picasso comple...