1.Using a phone card to make a long distance phone calls costs a flat fee of $0.85 plus $0.19 per minute starting with the first minute. What id the total cost a phone call which lasts 8 minutes?
a. $2.37
b. $6.00
c. $8.16
d. $1.52
e. none of the above
I THINK ITS A
2. A survey of 250 residence indicated that 170 owned a TV, 130 owned a DVD and 80 owned both TV and DVD. How many donot own a TV or a DVD?
a. 50
b. 90
c. 30
d. 80
e. none of the above
I THINK ITS C[/b]