Answer: 83,662,774
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Please give brainiest :)
Answer:
11
Step-by-step explanation:
apply pythagoras theorem
12 problems = 30 minutes
24 problems = 60 minutes
36 problems= 90 minutes
48 problems = 120 minutes
60 problems = 150 minutes
Mary can respond 60 problems in 2 hours and 30 minutes/ 2 hours and half/ 150 minutes.
Hope this helps xx