10/12 = 5/6 is your answer
4 divided by 2 is equal to 2. A number that is 5 times that would be 10, which is 2x5.
Not sure if it's correct, but I hope it helps :)
Answer: $48 for an hour of work
Step-by-step explanation: 1 hour is 60 minutes
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4 x $12 =$48
The double angle formula for the sine is

The right hand side is exactly your expression, where 
So, rewriting the expression from right to left, we have

Answer:
C
Step-by-step explanation:
1/4--1/2=0.75
This is less than 2 which you get from 1/2 times 2 which =1
1+1=2