A grocer buys x kg of potatoes at Birr 1.50 per kg and y kg of onions at Birr 2.25 per kg. How much money does he pay in Birr?

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean