Solve the problem.Raleigh has a total of 67 coins, all of which are either dimes or nickels. The total value of the coins is $5.50. Find the number of each type of coin.
A. 26 nickels; 41 dimes
B. 24 nickels; 43 dimes
C. 43 nickels; 24 dimes
D. 29 nickels; 38 dimes
Answer: B
Mathematics
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Find the principal square root of the number. Approximate the answer to the nearest hundredth whenever appropriate.6
A. -2.45 B. -2.45, 2.45 C. 2.45 D. 36
Mathematics
Divide.
A. 2r
B. 
C. 
D. Cannot be simplified
Mathematics
Solve the problem.Trader Tower stands at 2554 feet high. Exchange Emporium is 882 feet tall. How much taller is Trader Tower than Exchange Emporium?
A. -1672 feet B. 1672 feet C. 3436 feet D. -3436 feet
Mathematics
Simplify the expression. If any variables are present, assume that they are positive.
? 
A. 9x B. 20x2 C. 20 D. -2x
Mathematics