Gino sees some plastic airplanes that his brother might like. there are three kinds of planes they are lined up from end-to-end on two shelves what is the total length of the six planes in line on the first shelf

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

What is the value of the expression below? 148+(-6)| + |– 35= 7|

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?