Answer:
2/14
Step-by-step explanation:
Can divide both the numerator and denominator by two to reduce down to 1/7.
Answer:
1. 
2. $2,520
Step-by-step explanation:
1. Given numbers 39 and 91. Factorize them:

then

Use distributive property:

2. Month salary = $2,100
To find 10% of $2,100, just multiply $2,100 by 0.1 (because 10% is 0.1 as decimal):

$210 is the monthly tax, then the year tax is

Your answwer is 60ab,hope i helped.
Answer:
C. C is the only one that is rational out of all of them. The rest are irrational