Question

10% + 20% + 70% divided by 250 milliion

Answer 1

Answer: 8.16e-10

I think idrk

Answer 2

`(10\% +20\% + 70\% )/(250 \: million) \\ \\ \\ ( (10)/(100) + (20)/(100) + (70)/(100) )/(250 * 10 ^(6) ) = \frac{ (100)/(100) }{250 * {10}^(6) } \\ \\ \frac{1}{250 * {10}^(6) } = 4 * {10}^( - 9)`

I hope I helped you^_^