Solve the problem. There are currently 65 million cars in a certain country, decreasing exponentially by 4.9% annually. How many years will it take for this country to have 36 million cars? Round to the nearest year.
A. 29 yr
B. 12 yr
C. 69 yr
D. 6 yr
Answer: B
Mathematics
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Solve the equation. Express radicals in simplest form.x2 = 49
A. 24.5 B. ±8 C. 7 D. ±7
Mathematics
Solve.Kevin read 
of a book on Monday. He read 
of the book on Wednesday. What fractional part of the book has Kevin read so far this week?
A. 
of the book was read
B. 
of the book was read
C. 
of the book was read
D. 
of the book was read
Mathematics
Provide an appropriate response.What are the advantages and disadvantages of factoring as a method of solving quadratic equations?
What will be an ideal response?
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
Mathematics