Question: a certain number of horses and an equal number of men are going somewhere . half of the owners are on their horses ' back while the remaining ones are walking along leading their horses . if the number of legs walking on the ground is 50 , how many horses are there ?
A) 10
B) 12
C) 14
D) 16
E) 18
Correct answer: A
Grade: 6 | Topic: Expressions and Equations | Difficulty: Medium | Standard: 6.EE.B.6