Solve.A 6.6-m rope is attached to a 4.9-m rope. However, when the ropes are tied, 10 cm of length is lost to form the knot. What is the length of the tied ropes?
A. 10.5 m
B. 11.6 m
C. 11.4 m
D. 1.5 m
Answer: C
Mathematics
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Add or subtract. Simplify the answer.
+ 
A. 
B. 
C. 
D. 1
Mathematics
A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.C = 2?r; C = 12.56, ? = 3.14
A. r = 15.70 B. r = 2 C. r = 78.88 D. r = 4
Mathematics
Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.10x4
A. Monomial; variable x; coefficient 4; degree 10 B. Monomial; variable x; coefficient 4; degree 0 C. Monomial; variable x; coefficient 10; degree 4 D. Not a monomial
Mathematics