How long does it take a train traveling at constant rate of 70 miles per hour to travel 350 miles a 280 hours b 20 hours c 5 hours d 245 hours

The answer is C) 5 hours

hope it

step-by-step explanation:

x^(1/6) · x^(1/6) · x^(1/6)   ·x^(1/6) = x^(4/6)   since we add the exponents

4/6 can be simplified to 2/3

the simplified form is x^(2/3)

the volume is the product of the area of the base, 3x(3x+4), and the height, 3x-1

step-by-step explanation: