Could someone check over these for me? Thank you soooooooo much!

Question

1.Maria earns $14/hr. Last week she worked 7 hour days for 4 days. What was her gross pay?
$392

2.Arrange the given fractions from smallest to largest. 3/10,1/9,1/12
1/12,3/10,1/9

3.write the following as a common fraction or mixed number. Write your answer in lowest terms.6.38
6 19/50

Answer 1

in #2
3/10 = .3
1/9 = .111...
so 3/1 > 1/9