While testing new vaccine a lab technician noticed that the number of bacteria reduce by half every minute how long does it take for 3000 material to reduce to 375

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?