4. The speeds of random vehicles along a stretch of highway is recorded. {50, 74, 65, 58, 71, 65, 61, 68, 55, 72, 81, 60) Calculate the z-scores for each of the following:
(a) 74
(b) 65
(C) 58

Need help plz!

Which of the following is the correct ratio for converting kilograms to grams

Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x

Find the value of x. give reasons to justify your solutions! h ∈ ig