Mathematics, 01.05.2021 14:00, ajfijeoinf7312

The temperature of a liquid increases by 2°C every minute when it is heated and takes 5 minutes to decrease by 3°C
before remaining at 30°C. Adam heats the liquid for
12 minutes and let the solution to cool down. How long does
the solution take to return to its original temperature?
A 7 minutes
B 8 minutes
C 14.4 minutes
D 40 minutes

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, butt1562

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Answers: 2

continue

Mathematics, 21.06.2019 18:00, emmanuelcampbel

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Answers: 1

continue

Mathematics, 21.06.2019 19:50, JAXKBOII55951

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Answers: 3

continue

Mathematics, 21.06.2019 21:00, batmanmarie2004

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?

Answers: 1

continue

Do you know the correct answer?

The temperature of a liquid increases by 2°C every minute when it is heated and takes 5 minutes to...