In the old aquarium, 3 tablespoons of salt were used for 20 gallons. That's a conversion ratio of

That is, for every gallon of water in the aquarium, there was 0.15 tbsp of salt. So a 50 gallon aquarium, Ill should add

to maintain the salinity.
Answer:
The answer is C. 50%
Step-by-step explanation:
I'm doing the same thing and it's right. Trust me:)
Answer:
Fully color in 2 pentagons and then color only two triangles in the third pentagon
Step-by-step explanation:
Answer:
3.7 < 4.7
Step-by-step explanation:
Find the square root of 3 (1.732 and I rounded to the tenth place) and add 2 then add 1.7 + 3 and 3.7 is less than 4.7