Respuesta :

NinjaGrizzzly

Answer:

20 problems

Step-by-step explanation:

Okay, so 100/15 is 6 2/3. That means we need to multiply 3 by 6 2/3. When we do this, we get 60/3, which we can simplify to 20. That means there are 20 problems on the test. I hope this helps!