Solve the problem.Rats are kept in a cage with two compartments (A and B). Rats in A move to B with probability 0.7. Rats in B move to A with probability 0.2. Find the long-term trend for rats in each compartment. Round numbers to the nearest thousandth.

A.
B.
C.
D.


Answer: A

Mathematics

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Solve the problem.The spring of a spring balance is 5.0 in. long when there is no weight on the balance, and it is 8.3 in. long with 9.0 lb hung from the balance. How much work is done in stretching it from 5.0 in. to a length of 14.6 in.?

A. 130 in.-lb B. 13 in.-lb C. 260 in.-lb D. 17 in.-lb

Mathematics

The line graph shows the costs of a 30-second television spot (in thousands of dollars) during the Super Bowl from 1995 to 2005. Approximate the percent increase in the cost of a 30-second spot from the Super Bowl in 2000 to the Super Bowl in 2005.

A. 5% B. 14% C. 2% D. 9% E. 18%

Mathematics

Solve the problem.A satellite is orbiting the earth such that its displacement D north of the equator (or south if D < 0) is given by  Sketch two cycles of D as a function of t. Use , and .

A.

B.

C.

D.

Mathematics

Find the square roots.529

A. 25, -25 B. 46, -46 C. 24, -24 D. 23, -23

Mathematics