Answer:
Im not 100 percent sure but I think you have to do this
Step-by-step explanation:
Add all numbers together to find total students
Then add the students in Chemistry and Physics and both together
Then find what that number is in percent to the total students
15 minutes= 2 problems
75 / 15 = 5
2 x 5 = 10 problems
Answer:
use calculator
Step-by-step explanation:
3×15=15
4×7=28
The only multiple of 10 between these two numbers is 20. 20 does indeed have factors that are odd or even so we can conclude that 20 must be the answer.
Answer: 2 over 3 = 5 over 6 and the other answer is 6 over 6
Step-by-step explanation: Hope this helps