Download MTH 212 Winter 2012

MTH 212
Winter 2012
Sample Exit Exam 1
Name
Date
You need to get 20 correct (80%) or better to receive a grade of C or above in MTH 212. Answers
are graded right or wrong (i.e. no partial credit). State your answers as whole numbers or
fractions in simplest form. Circle your final answer. Calculators are NOT allowed.
– Perform the indicated operations:
1.
8
3
+
11 11
2.
3 8
+
x x
3.
3 1
+
4 3
4.
5.
6.
9.
10.
1
1
2 ×3
4
2
11.
9
8 × 27
16
12.
1
1
5 ÷1
6
4
13.
1 2
1 1
1 +
· 3 −
2 3
2 6
14.
1
4
1
4
9
7
+
15 35
−
3−
3 1
÷
4 3
2
3
3 2 1
− +
4 3 2
7.
4
1
7 −3
4
5
8.
3 1
×
4 3
+
−
1
3
1
3
15.
2
4−5 3−
5
2
– Rewrite as a product of primes. If the number is prime, then write”prime”.
16.
96 =
18.
211 =
17.
111 =
19.
411 =
– Find the Greatest Common Factor of the following sets of numbers:
20.
GCF(45,60)
21.
GCF(106,203)
22.
GCF(10,15,20)
– Find the Lowest Common Multiple of the following sets of numbers:
23.
LCM(45,60)
24.
LCM(106,203)
25.
LCM(10,15,20)