Mathematics, 12.09.2021 16:50 fainet
from below. BAG OF MARBLES DIAGRAM OF A CYLINDRICAL CONTAINER 64 mm 30 cm (Not drawn to scale) Inner diameter = 64 mm Inner height = 30 cm Volume of a single marble = 2 cm You may use the following formulae: Volume of a cylinder 3,142 x radius? x height Circumference of a circle=3,142 x diameter NOTE: 1 000 cm? = 1 litre Use the above information to answer the question that follows. 1.1 Lindiwe made a profit of 20% from selling one bag of marbles. Calculate in rands f each marbles (4) 1.2 To wash the marbles Lindiwe placed all the marbles from both bags into a cylindrical container. She then fills the container with water. Lindiwe stated that more than half a litre of water was require filling the cylindrical container with the marbles already inside it. Verify showing all calculations whether the statement is valid (9) 1.3 Calculate in cm the autor circum
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Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
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from below. BAG OF MARBLES DIAGRAM OF A CYLINDRICAL CONTAINER 64 mm 30 cm (Not drawn to scale) Inner...
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