10b - 4 > 1.5
add 4 to both sides
10b > 5.5 ⇒ b > 0.55
Step-by-step explanation:
Number of choices = 5C2 = 5 * 4 / (1 * 2) = 10.
Answer:
$9.5 per hour
513/54 - simplify
9.5
c 8
a^2 = 64 a=8