Answer:
8 Goldfishes
Explanation:
This Question tests on the concept of Ratio Conversion.
Ratios
Ratios are proportional numbers that has a specific value assigned to their corresponding number of units.
Example: Max 3 : 4 Tyler
Max has 45 cards, 1 unit = 45 ÷ 3 = 15 cards, which means Tyler has 4 units = 15 × 4 = 60 cards.
Application
In this question , we know that the ratio:
Guppies 1 : 2 Goldfish
We know that there are 4 guppies.
Which means:
1 Unit = 4
Therefore , number of Goldfish = 2 units = 2 × 4 = 8