Search found 727 matches

by Ender
Sat Sep 03, 2016 10:37 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Pls help. TIA. Charlie had 148 pieces of $2 and $5 notes. She spent 60% of her $5 notes to buy a bag and then her mother gave her another six $2 notes. As a result, the number of $2 notes was thrice as many as the number of $5 notes left. Find the amount of money Charlie had left. Let the number of...
by Ender
Wed Aug 31, 2016 7:45 pm
Forum: Secondary Schools - Parents' Networking Groups
Topic: School of Science and Technology
Replies: 2101
Views: 436309

Re: School of Science and Technology

fillie_28 wrote:On waiting list still got chance? My son only got waiting list, that is same as rejection letter?
Still got chance, as long as put in 1st choice when time comes for selection. There bound to have some students who will give up their SST CO for other schools CO.
by Ender
Tue Aug 30, 2016 8:43 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

wilburlim wrote:Thank you! I have one more question--

When she increased her spending by 30%, her savings decreased by 25%.
The above statement is mathematically saying this,
30% of $2500 = 1/4 of Saving at first

So "saving at first" is ________ ?

Hope you can solve from here.


Answer $5500
by Ender
Tue Aug 30, 2016 5:22 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Hi, ps help. Many tks and God Bless:) Yee Leng has some twenty cents and fifty cents coins. 2/3 of the total value of the twenty cents coins is the same as 1/2 of the total value of the fifty cents coins. If Yee Leng spends 4 fifty cent coins, the value of the twenty cents coins and the value of th...
by Ender
Mon Aug 29, 2016 9:42 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Let pupils that goes to school by bus and car altogether be 100u, Then those by bus will be 70u and by cars will be 30u 30u (by cars) are 1/5 of the schools enrolment. Therefore school enrolment is = 30u X 5 = 150u Those who walk = 150u - 100u = 50u 50u = 1185 u = 23.7 school enrolment = 150u = 3555...
by Ender
Mon Aug 29, 2016 9:59 am
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Can anyone help me with these questions? Thank you http://i.imgur.com/PchjKFW.jpg 13) (43+∠CDE) + (48 +∠DCE) = 180 ∠CDE + ∠DCE = 180 - 43 - 48 = 89 (∠CDE + ∠DCE) + ∠CED = 180 89 + ∠CED = 180 ∠CED = 180 - 89 = 101 ## http://i63.tinypic.com/24loh3q.jpg ∠CED = 43 + 48 = 91 Ender made a calculation err...
by Ender
Sun Aug 28, 2016 10:04 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

sushi88 wrote:Q14, Catherine was 8 minutes faster than Betty, not longer.
My bad, read the question wrongly.

Answer should be 2) then,
by Ender
Sun Aug 28, 2016 8:00 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Can anyone help me with these questions? Thank you http://i.imgur.com/2OP0dC4.jpg http://i.imgur.com/AXeAlgL.jpg http://i.imgur.com/ESQR98K.jpg 14) Straigth away we were givien Catherine swam 28 mins and Betty 37 mins (9 minute longer) That means it's either choice 1 or 2. Betty ran 7.5km/h, that t...
by Ender
Sat Aug 27, 2016 9:48 pm
Forum: Primary 6 & PSLE
Topic: Q&A - PSLE Math
Replies: 17002
Views: 2201509

Re: Q&A - PSLE Math

Can anyone help me with these questions? Thank you http://i.imgur.com/PchjKFW.jpg 12) Total pupils in the beginning =>100u boys = >40u girls = > 60u Remaining boys => 0.75 X 40u = 30u Rwmaining girls => 0.9 X 60u = 54u Total remaining => 30u + 54u = 84u Percentage of remaining=> 84u/100u X 100 = 84...
by Ender
Sat Aug 27, 2016 6:54 pm
Forum: Primary 5
Topic: Q&A - P5 Math
Replies: 7005
Views: 668232

Re: Q&A - P5 Math

We will compare the difference in value if they are the same quantity. So we take away 12 coins of 50c, value at $6, to make the quantity the same. Now with same number of coins each, difference in value = 21-6= $15 Difference of one 50c & one 20c is $0.30 Number of 20c coins = 15/0.3 = 50 A) number...