Respuesta :
Answer:
10
Step-by-step explanation:
1/3 of an hour is 20, and 1/3 of 30 questions is 10, so 10 questions completed per 20 minutes.
Answer:
10 minutes
Step-by-step explanation:
30/1 × 1/3
30/3
10/1
10
Answer:
10
Step-by-step explanation:
1/3 of an hour is 20, and 1/3 of 30 questions is 10, so 10 questions completed per 20 minutes.
Answer:
10 minutes
Step-by-step explanation:
30/1 × 1/3
30/3
10/1
10