Alvin wants to fill 70 bottles with petrol. each bottle is filled approximately 420ml petrol. estimate the volume, in liter, of petrol needed to fill all the bottles.

Which linear inequality is represented by the graph? !

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?