Six bakers use a total of 12 x - 3.6 lb of flour each hour if each breaker uses the same amount of flour find an expression for the number of pounds each bigger uses an hour then write an expression equivalent to 12x - 3.6 to represent the total flower used in an hour

Which of the following are parts of a sphere

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?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)