Sherleen Ee
Asked 7 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Can someone help me to solve this? Thanks

Replies 2

Meng Khim Goh

A:D = 2:3 A:(B+C) = 1:2 = 2:4 Therefore, (B+C):D = 4:3 C:(B+D) = 1:3 To make the total units of B+C+D to be equal, (B+C):D = 16:12 C:(B+D) = 7:21 Therefore, B:C:D = 9:7:12 Since A:(B+C) = 1:2 and (B+C)=16 A:B:C:D = 8:9:7:12 (ans)

4 years ago
Sherleen Ee

Thanks Goh Meng Khim for helping

4 years ago

Adrian Ng
Asked 7 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Making it visual...

Replies 1

Lee Yuet Meng

Thanks, Adrian Ng!

4 years ago

Lee Yuet Meng
Asked 7 years ago

SG chevron_right Primary 5 chevron_right Number and Algebra

Last one for the night.

Replies 2

Lee Yuet Meng

Need help for this nails and screws question too! TIA!

4 years ago
BA Poh Ann

4 years ago

Jamie Lee
Asked 7 years ago

SG chevron_right Primary 5 chevron_right Number and Algebra

Replies 3

Amaline Yang

4 years ago
Lucie Ng

4 years ago
Chatawut Che

3 units (after J) = 1250+62+62=1374 1 unit = 1374รท3= 458

4 years ago

Jamie Lee
Asked 7 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Teachers, please help my sister for these two qns. forgive us if the pics are unclear.

Replies 0