Solve the problem. First use front end rounding. Then find the exact answer.A particular model of side-loading washing machine costs $170 more than a top-loading machine. If the top-loading machine costs $289, find the cost of the side-loading machine.
A. Estimate: $100; exact: $119
B. Estimate: $500; exact: $459
C. Estimate: $120; exact: $119
D. Estimate: $460; exact: $459
Answer: B
Mathematics
You might also like to view...
Write the first four elements of the sequence. 
n
A. 1, 
, 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. 
, - 
, 
, - 
Mathematics
Add.-19 + (-12) + (-5) + (-7) + 20 + (-5)
A. -68 B. 20 C. -6 D. -28
Mathematics
Choose the most reasonable unit of measure.Area of a lake: 4 
(mm2, cm2, m2, km2)
A. m2 B. cm2 C. km2 D. mm2
Mathematics
Find the requested composition of functions.Given f(x) = 
and g(x) = 2x + 3, find g?f(x).
A. 2x + 3
B. x + 6
C. x
D. x - 
Mathematics