What's 9.921 rounded to the nearest tenth
2 answers:
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Answer:
(a) Increased by 100%
(b) Increased by 50%
(c) Decreased by 33.33%
(d) Decreased by 50%
(e) Increased by 200%
(f) Decreased by 66.67%
Step-by-step explanation:
In this question, we can use the following <em>formula</em>:
Positive value of percentage change means increase and
Negative value of percentage change means decrease.
Solution a)
Old Value = 1
New Value = 2
Increase of 100%
Solution b)
Old Value = 2
New Value = 3
Increase of 50%.
Solution c)
Old Value = 3
New Value = 2
Decrease of 33.33%.
Solution d)
Old Value = 2
New Value = 1
Decrease of 50%.
Solution e)
Old Value = 1
New Value = 3
Increase of 200%.
Solution f)
Old Value = 3
New Value = 1
Decrease of 66.67%.
So, the answer is:
(a) Increased by 100%
(b) Increased by 50%
(c) Decreased by 33.33%
(d) Decreased by 50%
(e) Increased by 200%
(f) Decreased by 66.67%