Solve.Initially, a pendulum swings through an arc of 3 feet. On each successive swing, the length of the arc is 0.8 of the previous length. After 10 swings, what total length will the pendulum have swung (to the nearest tenth of a foot)?
What will be an ideal response?
approximately 13.4 feet
Mathematics
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Change 
to a percent.
A. 66%
B. 1.5%
C. 
%
D. 6.66%
Mathematics
Solve the problem.The probability of rolling two dice and the sum being a multiple of 3 is 
. What are the odds of the sum of two rolled dice not being a multiple of 3?
A. 1 to 2 B. 2 to 3 C. 1 to 1 D. 2 to 1
Mathematics
For the given arithmetic series, what is Sn?a1 = 23, d = -5, and n = 15
A. -180 B. -157 C. -360 D. -720
Mathematics
Simplify.
- 
? 
A. 
B. 
C. 
D. 1
Mathematics