Question

I will mark brainlist

Answer 1

Answer:

400,000,000

Step-by-step explanation:

mark me as brainlist

Answer 2

Answer:

400000000

Step-by-step explanation:

5 \times 5 ^ { 6 } \times 2 ^ { 10 }

2\times 15625\times 2^{10}

390625\times 2^{10}

390625\times 1024