An education center offers a total of 400 math, physics and chemistry courses. The ratio of the number of math to physics to chemistry is 3:4:3. The cost of a physics class is 20$ per classes if you took all 400 classes, it would cost a total of 9,800$. What is the price of each chemistry class

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

the red lines denote the population of the bacteria after 35 hours. that would be 2,409.24. the y-intercept is the blue line which is 800 because that is the starting point. the equation used to make the graph is 800(1.032)^h, where h is the number of hours.

step-by-step explanation: