Question

40% of pets Mr.James feeds are cats. 20% of them are dogs and 30% of them are goldfish. The remaining 4 pets are birds. How many pets are there?

Answer 1

Respuesta:

There are 40 pets.

Explicación:

40 + 20 + 30 = 90%

Remaining 4 = 10%

If you need: 16 cats, 8 dogs and 12 goldfishes