What is 5/6 + 2/5 in its simplest form

1) 5/6 + 2/5 = 37/30   2) 1/6 - 1/10 = 1/15

Step-by-step explanation:

1) 5/6 + 2/5

  25+12/30

  = 37/30

2) 1/6 - 1/10

   5-3/30

   2/30

   simplify the fraction

   = 1/15

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6