Use least common multiple or greatest common divisor to solve the problem.Three taxi cabs make a complete trip from downtown to the airport and back in 10, 26 and 65 minutes, respectively. If all three cabs leave at the same time, what is the shortest time that must pass before they are all together again?
A. 260 minutes
B. 1690 minutes
C. 101 minutes
D. 130 minutes
Answer: D
Mathematics
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Find the missing values.
A. $98.40, $141.60 B. $48.00, $192.00 C. $96.00, $144.00 D. $93.60, $146.40
Mathematics
Solve the system by the addition method.y = x2 + 4y = -x2 + 10
A. {(
, 7), (-
, 7)}
B. {(7, 
), (7, -
)}
C. {(
, 7), (
, -7)}
D. {(
, 7), (
, -7), (-
, 7), (-
, -7)}
Mathematics
Compute 
(h ? 0) for the given function.f(x) = 6x - 5
A. 
B. -6h
C. 6
D. 5
Mathematics
Solve the problem.A rotating beacon is located a distance d from a long wall. The distance d is given byd = 2 tan 2?t,where t is the time measured in seconds since the beacon started rotating. Solve the equation for t.
A. t = 
tan 
B. t = 2? tan 
C. t = 2? arctan 
D. t = 
arctan 
Mathematics