Solve the problem.Brian was training to run a marathon. During the three-day period before the race he decided that he would train for a total of 12 hours. If he trained for 2  hours on the first day and 3 hours on the second day, how many hours would he need to train on the third day?

A. 6 hr
B. 6 hr
C. 5 hr
D. 5 hr


Answer: C

Mathematics

You might also like to view...

Decide if the given number is a solution to the given equation. = ; - 

A. Yes B. No

Mathematics

Use your calculator to find a decimal approximation.( + 2)4

A. 798.994975 B. 801.574275 C. 812.998375 D. 788.994975

Mathematics

Graph the curve.

9x² + 4y² – 36x + 8y + 4 = 0

Mathematics

A heat probe is attached to the heat exchanger of a heating system. The temperature T (in degrees Celsius) is recorded t seconds after the furnace is started. A model for the data recorded for the first two minutes is given by . Find . ?

A. 1,561° B. 1,481° C. 59° D. 80° E. 25°

Mathematics