Solve the problem using matrices.John has a jarful of quarters and nickels. There are 109 coins in the jar. The value of the coins is $15.25. How many of each type of coin are there?
A. 104 quarters; 5 nickels
B. 49 quarters; 60 nickels
C. 54 quarters ; 55 nickels
D. 60 quarters; 49 nickels
Answer: B
Mathematics
You might also like to view...
Solve the inequality. Write the solution set in interval notation and graph it.-4t - 2 ? -5t - 10
A. (-?, -8]
B. (-4, ?)
C. [-8, ?)
D. (-?, -4)
Mathematics
Provide an appropriate response.True or false? Consider the double integral
The first step in calculating this integral involves integrating with respect to y.
A. True B. False
Mathematics
Calculate and write the result as a decimal.
0.058 + 
1.70
A. 2.5557 B. 1.1835 C. 2.11395 D. 2.0835
Mathematics
Do the operation and express the answer in a + bi form.
?
?
A. - 8 + 14i B. 8 + 7i C. - 8 + 7i D. - 8 - 7i E. 8 - 7i
Mathematics