Answers
If "cube" is defined x"cubed"y= 2x - 3y what is the equivalent to (-2)"cubed"2 ?
A) −12
B) −10
C) −2
D) 2 - ANSWERSB
2(-2) - 3(2)= -4 - 6= -10
16 round tables set up for 126 guests. 1 table is left with 2 open spaces. How many chairs are at
each table?
A) 7 chairs
B) 8 chairs
C) 9 chairs
D) 10 chairs - ANSWERSB
126 + 2= 128 chairs total.
128/16= 8 chairs at each table.
27 summer interships, 42 part time jobs. 3 summer interships have filled all their positions.
What is the ratio of companies offereing summer internships to companies offering part time
jobs?
A) 3 : 5
B) 4 : 7
C) 5 : 7
D) 9 : 14 - ANSWERSB
, 27 - 3= 24 summer internships.
24:42
24/6= 4
42/6= 7
4:7 is the ratio.
1, 1/4, ?, 1/16, 1/25, 1/36...
What is the third term?
A) 1/9
B) 1/10
C) 1/12
D) 1/14 - ANSWERSA
They're all consecutive perfect squares.
2(2)=4
3(3)=9
4(4)=16
5(5)=25
6(6)=36...
1/9 is the third term.
Line x=3 is reflected over y-axis. What is the resulting line?
A) x=−3
B) x=3
C) x=1/3
D) y=3 - ANSWERSA
Reflection across the y-axis results in x=-3