Respuesta :

Answer:

3 years

Step-by-step explanation:

set two equations in inches and equate

Answer:

11.45 years

Step-by-step explanation:

22 inch ÷ 21 inch = 1.0476190476

Difference between Type A and B 12 inch

= 12 inch ÷ 1.0476190 = 11.454545

Will take 11.45 years to cover 12 inch of Type B

So,

Type B

21 inch per year × 11.45 years + 36 inch= 276.45 inch or 276 inch or 23 Feet.

Type A

22 inch ×11.45 years + 24 inch = 275.9 inch or 276 inch Or 23 Feet.