Factor x2 – 8x + 15. Which pair of numbers has a product of ac and a sum of b?]
1 answer:
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In the first 10 -> 10 - 9 = 1 (contain a 3).
In the first 100 -> 100 - 9 * 9 = 19 (contain a 3).
In the first 10^n -> 10^n - 9^n (contain a 3).
<u>The answer is 3.439 numbers contain a 3 in the first 10.000</u>
In the first 100 -> 100 - 9 * 9 = 19 (contain a 3).
In the first 10^n -> 10^n - 9^n (contain a 3).
<u>The answer is 3.439 numbers contain a 3 in the first 10.000</u>
Answer:
Mr. Herrera will hike 78 miles on 6th day.
Step-by-step explanation:
Given:
Number of miles Mr. Herrera will hike in 9 days = 117 miles
Total Number of days =9 days
Let us first find the number of miles he will hike in 1 day
By Using Unitary method we get,
Number of miles Mr. Herrera will hike in 1 days=
We need to find miles hiked in 6th day.
Number of miles Mr. Herrera will hike on 6th day= Number of miles Mr. Herrera will hike in 1 days Number of days =