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primary 6 | Maths | Data Analysis
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Crystal Ang
Crystal Ang

primary 6 chevron_right Maths chevron_right Data analysis chevron_right Singapore

Please help

Date Posted: 5 years ago
Views: 315
snell
Snell
5 years ago
time taken for car to reach Town A
= 2h 30min = 2.5h

(a)
distance between A and C
= 80 . 2.5 = 200 km


(b)
in 2.5h, the van has travelled
60 x 2.5 = 150 km

distance between B and C
= 150 + 15 = 165 km

time taken for van to reach Town B
= 165/60 = 2.75 h = 2h 45 min

time for van to reach B
= 1130 + 0245
= 1330 + 0045
= 1400 + 0015
= 1415h

OR
(b)
time taken for van to travel another 15 km to reach B = 15/60 = 0.25 h
= 15 min

time taken for van to reach Town B
= 2.5 + 0.25 = 2.75 h = 2h 45 min

time for van to reach B
= 1130 + 0245
= 1330 + 0045
= 1400 + 0015
= 1415h

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Hew Glenden
Hew Glenden's answer
3 answers (Tutor Details)
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