A machine which manufactures
ice needs to be run for
10 minutes to warm up before the production of ice begins. The mass, in tonnes, of ice produced
is directly proportional to the number of hours of
production. Given that 20 tonnes of ice are produced
when the machine runs for half an hour, find the
mass of ice manufactured when the machine runs
for 1.75 hours.
please don't post irrelevant answers or else I will report you.
Answers
Answered by
23
༼ つ ◕_◕ ༽つ Please mark me brainliest (¬‿¬)
10 minutes = 1/6 hour
You need to take that 1/6 out of all your time, because you need the 10 minute warmup exercise
1.74 in fraction form is: 7/4
20/(1/2-1/6) = x/(7/4 - 1/6)
20/(1/3) = x/(19/12)
60 = 12x/19
1140 = 12x
95 = x
Answered by
15
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