It takes only 2 years
because
31,006,000 x 1.2% = 6,201,200
so,
31, 006, 000 + 6,201,200 = 37, 207, 200
37, 207, 200 + 6,201,200 = 43, 408, 400
10. 1551
This the basic formula of area for a rectangle (a * b)
11. 468
Here you just multiply the amount of rows by seeds
Answer:

Step-by-step explanation:
9 times 7x equals 63x
9 times 8 equals 72