Answer:
Step-by-step explanation:
Answer:
240 minutes
Step-by-step explanation:
If it's 40 minutes for just 5 papers, we need to figure how many minutes it would take to grade just 1. So you have to divide 40 by 5 which is 8. Then 8 time 30 which is 240.
B + b + b + b + b + 2b = 7b (add all the variables up )
7 x 10 = 70 ( since b = 10 substitute)
Answer:
55.0 or 60 i don't know,i just got those answers
Step-by-step explanation:
Answer:
I think it is A because a 40 number lock has 64,000 combinations and we are dealing with 30 numbers so 24,360 is the next one down. Im sorry if this is wrong
Step-by-step explanation: