Solve.A spreadsheet contains 570 entries in a rectangular array which has 30 rows. How many entries are in each row?
A. 19
B. 540
C. 17,100
D. 29
Answer: A
Mathematics
You might also like to view...
Calculate in decimal form. 49
- 12.1
A. 61.725 B. 48.1125 C. 37.525 D. 600.4625
Mathematics
Solve the problem.Your cable bill increased last year. For the first 5 months your bill was $25.89 each month. For the remaining 7 months it was $27.89 each month. Find the average amount of your cable bill for the year.
A. $32.47 B. $324.68 C. $27.06 D. $26.89
Mathematics
Use Cramer's rule to solve the linear system.
A. x = 
, y = 
B. x = - 
, y = 
C. x = 
, y = - 
D. x = 
, y = - 
Mathematics
x? = x + 2y, y? = 3x + 2y 10
Solve the first-order linear system.
Mathematics