40 minutes is 2/3 of an hour.
30 miles per hour x 2/3 hour = 20 miles.
30 minutes = 1/2 hour.
60 miles per hour x 1/2 hour = 30 miles.
Total = 20 + 30 = 50 miles.
Answer:
1.01 × 10⁴ - scientific notation
10,100 - decimal notation
it is A i could be wrong
Step-by-step explanation:
