Answer:
s=620x25 or 15,500
Step-by-step explanation:
Create the equation by multiplying the amount of sections and the amount of seats in a section to get the amount of seats. (s= the amount of seats, s=seats in a sectionxsections, s=620x25, s=15,500)
Answer: 480 mL, 600 mL
Step-by-step explanation:
Given
The concentration of the first acid is 75%
The concentration of the second acid is 30%
The final mixture has a concentration of 50%
The final volume is 1080 mL
Suppose x and y be the volume of the first and second acid
Solving the above equations we get
So, the quantity of the first acid is 480 mL and 600 mL for the second mixture.
Answer:
440
Step-by-step explanation:
1.5 hours he 90 minutes
660/ 90=7.333
7.333*60 (which is how many minutes in an hour = 440 miles
Y>3 is the correct answer because more than 3 inches of rain fell.
B. 2 time 2 is 4 , 4 times two is 8, 8 times five is 40