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primary 6 | Maths | Speed
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primary 6 chevron_right Maths chevron_right Speed chevron_right Singapore

Please help. Thank you.

Date Posted: 3 years ago
Views: 382
Loh Kheng Hng
Loh Kheng Hng
3 years ago
Hello, speed not tested for PSLE
snell
Snell
3 years ago
in time t (in h),
lorry dist = 60t
car dist. = 75t

75t = 60t + 120
t = 8 h

.

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K Teo
K Teo's answer
2 answers (A Helpful Person)
1st
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3 years ago
Thank you.