9(a)Solids Surface Area VolumeMedium3 marksShow that the capacity of the tank is 268 litres, correct to the nearest litre.Your answerTypeWriteMath0 wordsGrade answerGrading criteria
9(b)The tank contains 268 litres of water. The water from the tank is emptied into a cylindrical container at a rate of 300 ml per second.
9(b)(i)Ratio ProportionMedium3 marksCalculate the time taken for the tank to be completely emptied. Give your answer in minutes and seconds, correct to the nearest second.AnswerGrade answerGrading criteria
9(b)(ii)Solids Surface Area VolumeMedium3 marksThe cylindrical container has radius 50 cm and height 40 cm. Calculate the percentage of the container that is filled with water.WorkingTypeWriteMath0 words%Grade answerGrading criteria