I'm assuming your allowed to use a calculator for this? That's what I would do.

To go about the fraction, take the whole number and times it by the denominator, then add in the numerator to create a new fraction(a whole one not mixed). Then simply divide the numerator by the denominator.


193 is the new numerator and the new whole fraction is this and dividing it out gives you,

For the third one, just input it into a calculator,
Answer:
12.36
Step-by-step explanation:
the standard deviation is 12.36123 or 12.36 rounded.
Answer:
1. Commutative Property of Addition
2. Distributive property
Step-by-step explanation:
Given



Required
Justify each step
From Line 1 to 2:
The property from Line 1 to 2 depicts
;
i.e.

This is referred to as Commutative Property of Addition
From Line 2 to 3:
The property here depicts 
i.e.


This is referred to as Distributive property
Answer:
One pair of jeans costed 18.64
Step-by-step explanation:
37.28 divided by 2.
Answer:Yes I believe it does use strong evidence. Hope this helps
Step-by-step explanation: