Perform the indicated operation. Simplify the result if possible.22 ft 5 in. - 13 ft 8 in.
A. 9 ft 9 in.
B. 35 ft 9 in.
C. 9 ft 3 in.
D. 8 ft 9 in.
Answer: D
Mathematics
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Simplify the expression.
?
?
A. 50 B. -50 C. 48 D. -48
Mathematics
Provide an appropriate response.If z = y
, then 
=
A. 
+ 
.
B. 
.
C. 
+ 
.
D. (2x + 6)y
.
E. 
.
Mathematics
Solve the problem.A water tank can be filled in 7 minutes and emptied in 8 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 
min
B. 
min
C. 
min
D. 56 min
Mathematics
Solve.The area of a square is found by the equation A = s2 where s is the length of a side. If the area of a square porch is 64 square feet, find the dimensions of the porch.
A. 10 ft by 10 ft B. 9 ft by 9 ft C. 7 ft by 7 ft D. 8 ft by 8 ft
Mathematics