A farm has 2000 acres. If 3/5 of this was used for crops and 3/4 of the remainder was used for grazing, how many acres were left
2 answers:
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Answer:
127.5
Step-by-step explanation:
The given series is 26 + 24.5 + 23 + 21.5 + ... - 17.5
The first term of this series is a=26
The common difference is d=24.5-26=-1.5
The last term of the series is -17.5
The nth term is given by:
n=30
The sum of the series:
Answer: The two specific conjectures are in the first image, and the two general conjectures are in the second image.
