Answer: the speed of the elevator is 4.6 miles per hour.
Step-by-step explanation:
Given, The elevator in the Washington Monument takes 75 seconds to travel 506 feet to the top floor.
Since 1 hour = 3600 seconds
⇒ 1 second = hour
⇒ 75 seconds = hour hour
1 mile = 5280 feet
1 feet = mile
506 feet = miles miles
Speed =
Hence, the speed of the elevator is 4.6 miles per hour.
Answer:
4.2,220%,-3/5,-4'5
103.714 approximately 104
2^r
2 × 22/7 ×16.5
Put the values where the variables are, then do the arithmetic.
8 - 8/2 +7² = 8 - 4 + 49 = 53
decimals additive inverse??
6x - 15
3(2x - 5)
Distribute
3*2x - 3*5