Standard Form has many faces including polynomial, decimal, equation and etc. According to your question transforming that in polynomial for Two hundred million would be 200,000,000 or 2 x 10^8 in scientific notation
12.25x + 8.75y > = 90 (thats greater then or equal) <== ur inequality
3/8 + 1/16= 7/16
so it's c. 7/16
Answer:
(600 miles) / (3 hours) = 200 miles/hour
= 321.8 km/h