The senior classes at High school A and high school B planned separate trips to NYC. The senior class at high school A rented and filled 1 van and 6 buses with 372 students. High school B rented and filled 4 vans and 12 buses with 780 students. Each van and bus carried the same number of students. How many students can a van and a bus carry? Answer provided by our tutorslet b = the number of students a bus can carry v = the number of students a van can carry The senior class at high school A rented and filled 1 van and 6 buses with 372 students v + 6b = 372 High school B rented and filled 4 vans and 12 buses with 780 students 4v + 12b = 780 divide both sides by v + 3b = 195 by solving the system of equations v + 6b = 372 v + 3b = 195 we find v = 18 students b = 59 students click here to see the step by step solution of the system of equations A van can carry 18 students. A bus can carry 59 students. ← Previous Page Next Page → Question 947295: Yellowstone national park is a popular field trip destination. This year the senior class High school A an the senior class at high school B both planned trips there. The senior class at high school A rented and filled 7 vans and 14 buses with 504 students. High school B rented and filled 14 vans and 13 buses with 588 students. Every van had the same number of students in it as did the buses. Find the number of students in each van and in each bus? Found 2 solutions by stanbon, josgarithmetic: Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website! Answer by josgarithmetic(37916) (Show Source): You can put this solution on YOUR website! CLASS A: CLASS B: IF you multiply the A equation by 2, then you can form a system, The senior classes at High School A and High School B planned separate trips to Yellowstone National Park. The senior class at High School A rented and filled vans and buses with students. High School B rented and filled vans and buses with students. Every van had the same number of students in it as did the buses. How many students can a van carry? How many students can a bus carry? Van: , Bus: Van: , Bus: Van: , Bus: Van: , Bus: Philip P. answered • 12/26/14 Tutor 5.0 (474)Effective and Patient Math Tutor About this tutor › About this tutor › Let x = the number of student that a van can carry and y = the number that a bus can carry.
13x + 11y = 647
14x + y = 187; so y = 187-14x
Substitute 187-14x in place of y in the first equation:
13x + 11y = 647 13x + 11(187-14x) = 647 13x + 2057 - 154x = 647 -141x = -1410
Solve for x. Once you have x, y = 187-14x.
Upvote • 0 Downvote More Report |