18
QuizMultiple Choice
Unit Test — Unit test
Question 18 • TX-College Prep Math A
Bethany can mow her family’s lawn in 4 hours. Her brother Colin can mow the lawn in 3 hours. Which equation can be used to find the number of hours, x, it would take for Bethany and Colin to mow the lawn together? Rate(Lawns per Hour)Time(Hours)Fraction CompletedBethanyxxColinxx
Answer
A
3 + 4 = x
B
One-fourth x minus one-third x = 1
C
One-fourth x + one-third x = 1
D
4 minus 3 = x