Given:
420 tropical fishes
angel fish = x
parrot fish = 6x
x + y = 420
y = 6x Choice D.
x + y = 420
y = 6x
x + 6x = 420
7x = 420
x = 420 / 7
x = 60 number of angelfish
y = 6x
y = 6(60)
y = 360 number of parrot fish
Answer:
Fraction: 
Decimal: 0.25
Percentage: 25%
Step-by-step explanation:
Have a good day :)
Step-by-step explanation:
hope it would help you...
Answer:
-1.9393939
Step-by-step explanation:
https://www.hackmath.net/en/calculator/fraction