Answer:
99 days
Step-by-step explanation:
With 1/9 the number of workers, it will take 1/(1/9) = 9 times the number of days:
9·11 days = 99 days
957 - 249 = 708
The number that goes above the 5 is 4
Number above the 7 is 17
Answer: C
Step-by-step explanation: Hope this help :D
times it