Solve the problem.How many different license plates can be made using 2 letters followed by 5 digits selected from the digits 0 through 9, if neither letters nor digits may be repeated?
A. 9,828,000
B. 19,656,000
C. 81,900
D. 67,600,000
Answer: B
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If the sequence is geometric, find the common ratio r. If the sequence is not geometric, say so.3, 
, 
, 
, 
, . . .
A. 4
B. 10
C. 
D. 
Let U = {all soda pops}; A = {all diet soda pops}; 
and 
Describe the given set in words.A' ? C
A. All diet soda pops in cans B. All non-diet soda pops not in cans C. All soda pops that are non-diet or in cans D. All non-diet soda pops in cans
Find the circumference and area of a circle having the given diameter or radius. Use 3.14 for ?. Round your results to the nearest tenth.r = 23 ft
A. C ? 72.2 ft, A ? 288.9 ft2 B. C ? 144.4 ft, A ? 1661.1 ft2 C. C ? 72.2 ft, A ? 6644.2 ft2 D. C ? 144.4 ft, A ? 144.4 ft2
Express the number in scientific notation.9220
A. 9.22 × 104 B. 9.22 × 10-3 C. 9.22 × 10-4 D. 9.22 × 103