Solve.A mechanic earns $42 per hour. What is his pay if he works 38 hours in one week?
Fill in the blank(s) with the appropriate word(s).
$1596
$42 x 38 = $1596
Mathematics
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Multiply.-5
(
- 3)
A. -5y - 15
B. -5y + 15
C. -5y + 
D. -5
+ 15y
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 
, g(x) = 
A. No B. Yes
Mathematics
Solve the right triangle shown in the figure. 
?A = 45°, 
= 8
cm, ?C = 90°
A. 
= 4
cm, ?B = 45°, 
= 4
cm
B. 
= 16 cm, ?B = 45°, 
= 16 cm
C. 
= 8 cm, ?B = 45°, 
= 8 cm
D. 
= 4
cm, ?B = 45°, 
= 4
cm
Mathematics
Solve the problem.The speed of sound under certain conditions is 1080 feet per second. Calculate this speed in miles per hour. Round to the nearest tenth.
A. 740.4 mi./hr. B. 736.4 mi./hr. C. 2209.1 mi./hr. D. 12.3 mi./hr.
Mathematics