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One mile = 63360 inches, and the risers of the steps of the capitol building are 6 inches high. barry is visiting the capitol, and as he climbs up from the one-mile step, his altitude above sea level, in inches, is given by the following sequence: 63,360, 63,366, 63,372, 63,378, 63,384, what is barry's altitude above sea level, in inches, when he is standing on the 65th step above the one-mile step (counting the one-mile step itself as step #1)?

User Antonpug
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1 Answer

5 votes

Answer:

63,744 inches

Explanation:

an=a1+(n-1)d ; d=6 , a1 is 63,360 , n= 65

a65=63,360+(64)(4)

a65=63,360+384

a65=63,744 inches

User Homtg
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