A train traveled 300 km in 5 hours and then increased in speed, traveling the final 100 km in 1.5 hours. What was the train's average speed in km/h?

66.7 km/h

60 km/h

61.5 km/h

54 km/h

In a city council election, 2,445 votes were cast for one of the candidates. If the candidate received at least one-third of the votes, how many voters voted in the election? a.

Let f (x) = x^2-18x+157 . What is the vertex form of f (x) ? What is the minimum value of f (x) ?

He equation of the line given the slope and the y-intercept. Type your answer in the box without skipping any spaces. m = - 4, y-intercept (0, 3)

Evaluate the expression 8 to the second power + 3.8 - 10 * 2

It costs a dollars for an adult ticket to a reggae concert and s dollars for a student ticket. The difference between the cost of 12 adult tickets and 18 student tickets is $36.

What property is 5+0=n

What is the quotient of 1/5 divided by1/2

andrew has some candy to give to his four children. he first took ten pieces for himself then evenly divided the rest among his children. each child receives six pieces. how many pieces did he start with. write an equation

Is the gcf of a pair of numbers ever equal to one of the numbers? Explain with an example

given only a compass and straightedge, Greeks were able to construct any geometric object they wished true or flase