**Answer:**

3 3/8 or 3.375

**Step-by-step explanation:**

The total weight is:

4 3/8 + 2.5 + 3 1/4 =

= 4.375 + 2.5 + 3.25

= 10.125

= 10 1/8

Now we divide the total weight by 3.

(10 1/8)/3 =

= 81/8 ÷ 3

= 81/8 × 1/3

= 27/8

= 3 3/8

Answer: 3 3/8 or 3.375

**Answer:**

-15/16

**Step-by-step explanation:**

1/16 ÷ -1/15 = -15/16

Brainliest please :)

The answer is D

Set a proportion: (100/65) = (x/57)

x=87.7 Subtract from 100: 12.3%

Boom