______ my solution
Sent from my iPhone
Wednesday, June 24, 2026
Tuesday, June 23, 2026
Re: P6 Percentage
Sent from my iPhone
On 20 Jun 2026, at 7:51 AM, CHENG LIANG CHANG <changchengliang1@icloud.com> wrote:
100 people are in a room.
99 of them are left hand.
How малy left-handers have to leave the room so that 98% of the people in the room are left-handed?
_____my solution:1 (RH) —— 2%98% —— 4999-49=5050 left-handers have to leave the room!
Monday, June 22, 2026
Sunday, June 21, 2026
Saturday, June 20, 2026
P6 Percentage
100 people are in a room.
99 of them are left hand.
How малy left-handers have to leave the room so that 98% of the people in the room are left-handed?
_____
my solution:
1 (RH) —— 2%
98% —— 49
99-49=50
50 left-handers have to leave the room!
Thursday, June 18, 2026
Wednesday, June 17, 2026
Tuesday, June 16, 2026
P6 circles (PSLE 2023)
My solution (a) perim = 3 x 22/7 x 14 = 132 cm (b) Area = 2 x1/2 x 22/7 x 7x7 + 14x28 = 154 + 392 = 546 cm2 Sent from my iPhone
Monday, June 15, 2026
Application of Geometry— Parallel Parking
https://www.threads.com/@tazuwithdriving/post/DZkOMeaDToA?xmt=AQG0J-SRXO2hoTjBdVU7SY69ZKCWXA9CXuFMhlozzvwlyDKfVKYCzcUqf2OeWtdEadbP362e&slof=1 Sent from my iPhone
where does the number e come from
https://www.facebook.com/share/v/1HmE3FNYhS/?mibextid=wwXIfr Sent from my iPhone
Sunday, June 14, 2026
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