a bacterial culture is growing on a circular petri dish with a diameter of 50 millimeters (mm). After a few days, there are 564,000 bacteria on 60% of the petri dish. What is the population density of bacteria per mm in the dish, to the nearest 10th?

Enter the missing numbers in the boxes to complete the table of equivalent ratios. time (min) distance (km)? 36 9? 1512 ?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?