Which of the following would be correct scientific notation for 52 000 ?
5.2 x 104
100
Susan is paid $15 per hour. How much does she get paid if she works 6 hours?
$90
100
Find the midpoint of the segment joining the points (4, -2) and (-8,6).
-2, 2
100
2b/7b2=
2/7b
200
At Kennedy Middle School, 3 out of 5 students pass the Math test. What is the probability that a student does not pass the Math test?
40%
200
Which of the following is equivalent to 2.4 x 10-2 ?
0.024
200
Find the simple interest charged for a loan of $620 at 18% pa for 4 years.
$446.40
200
Find the midpoint of the segment connecting the points (a, b) and (5a, -7b).
3a, -3b
200
3ab / 4c x 4a²b / 5d=
3a³b² / 5cd
300
In the United States, 43% of people wear a seat belt while driving. If two people are chosen at random, what is the probability that both of them wear a seat belt?
18%
300
Which of the following is equivalent to 4.1 x 103 ?
4100
300
In the first year after purchase, a car costing $14 300 depreciated 18%. What was its value after one year?
$11.726
300
Find the slope of a line perpendicular to the line whose equation is 2y + 6x = 24.
1/3
300
3x² / 4 x 7x3=
21x5 / 4
400
A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a teenager is chosen at random, what is the probability that the teenager has a part time job and plans to attend college?
37%
400
Which of the following is equivalent to 7 x 10-4 ?
0.0007
400
Joni was given 8% pa compound interest (compounded yearly) on an investment of $80 000 over 3 years. What interest did she earn altogether?
$20.776.96
400
Which point satisfies the linear quadratic system y = x + 3 and y = 5 - x2?
-2,1
400
3x + x2/6x2=
3 + x/6x
500
In a school, 14% of students take drama and computer classes, and 67% take drama class. What is the probability that a student takes computer class given that the student takes drama class?
21%
500
Which of the following is equivalent to 9 x 10-2 ?
0.09
500
Sam received a salary of $35 500 and a total income from other investments of $1250. Her usual tax deductions were $2095. During the year she had paid tax of $8500. Sam's taxable income would be:
$34.655
500
M is the midpoint of AB. The coordinates of A are (-2,3) and the coordinates of M are (1,0).
Find the coordinates of B.