Question
P6.SP.JC.21061109-A1
PSLE
The figure shows an empty tank placed below two taps Q and R. It takes 6 min to fill the tank with Tap Q alone and 9 min Tap R alone.
  1. With only Tap Q turned on, what fraction of the tank will be filled in 1 minute?
  2. Starting with an empty tank, how long does it take for both taps together to fill 29 of the tank? Give your answer in seconds.
3 m
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Primary 6 SPEED P6.SP.JC.21061109

26 Apr 2024, 01:57 PM

PSLE
The figure shows an empty tank placed below two taps Q and R. It takes 6 min to fill the tank with Tap Q alone and 9 min Tap R alone.
  1. With only Tap Q turned on, what fraction of the tank will be filled in 1 minute?
  2. Starting with an empty tank, how long does it take for both taps together to fill 29 of the tank? Give your answer in seconds.
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