MONTGOMERY COLLEGE
Department of Mathematics
Rockville Campus
MA 103 KATIRAIE QUIZ #4 Form A SECTIONS (4.1, 4.2, and 5.1) FALL
2007
NAME _________________________________________ SCORE: _____/ 20
*** RETAIN ALL GRADED PAPERS FOR YOUR RECORDS
***
1. Solve the following system of equations using Substitution or Elimination method.
3 2 1
4 5
x y
x y
2. A vending machine will only accept quarters and dimes. When the coins are collected,
the machine has 226 coins worth $24.10. How many quarters were there? How many
dimes? Show your work!
3. A 10-foot wide sidewalk around a rectangular swimming pool has a total area of 2400
square feet. Find the dimensions of the swimming pool if the pool is 20 feet longer than
it is wide
