The following figure has perimeter, circumference, or area as indicated. Find the value of x. Use 3.14 as an approximation for ?.A = 10
A. 2
B. 0
C. 5
D. 7
Answer: A
Mathematics
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Solve the rational equation.
= 
A. ? B. {-7, 7} C. {0, 1} D. {-7, 1}
Mathematics
Solve the equation.
+ 
= -1
A. No solution
B. 
C. 1
D. 0
Mathematics
Solve the problem.Jack borrowed 
from his brother. Jack's brother wants 12 monthly payments of 
to repay the loan. How much extra is Jack's brother charging for the loan?
A. $1780 B. $0 C. $140 D. $1680
Mathematics
Solve the problem.How many 4-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 if the first digit cannot be 0? Repeated digits are allowed.
A. 3024 B. 6561 C. 6480 D. 9000
Mathematics