To find the greatest number of tanks that can be set up if the store has 12 angle fish, 24 swordtails, and 30 guppies
We will find GCD(Greatest Common Divisor) of 12, 24 and 30.
12=2×2×3
24=2×2×2×3
30=2×3×5
GCD(12,24,30)
=2×3
=6
Which is ,Greatest Number of tanks that contains the equal amounts of angle fish, swordtails, and guppies.