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secondary 2 | Maths
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Siti naqiyahh
Siti Naqiyahh

secondary 2 chevron_right Maths chevron_right Singapore

Helpp

Date Posted: 3 weeks ago
Views: 19
snell
Snell
3 weeks ago
slow ship
speed: u
time: 2.5x24 = 60 h
distance moved = 60u

fast ship
speed: u+8
time: 60 h
distance = 60(u+8) = 60u + 480

60u + 60u + 480 = 4320
u = 32

slow ship: 32 km/h
fast ship: 40 km/h

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AC Lim
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