$2,750 at 4% and $1,450 at 10%
b.
$1,450 at 4% and $2,750 at 10%
c.
$3,000 at 4% and $1,200 at 10%
d.
$1,200 at 4% and $3,000 at 10%
The correct answer is:
$3,000 at 4% and $1,200 at 10%
2 of 11

Question
5
Correct
6.25 points out
of 6.25
Question
6
Incorrect
0.00 points out
of 6.25
Solve the problem.
To estimate the number of bass in a lake, a biologist catches and tags 32 bass.
Several weeks later, the biologist catches a new sample of 55 bass and finds that
5 are tagged. How many bass are in the lake?
Select one:
a.
160 bass
b.
352 bass
c.
275 bass
d.
1,760 bass
The correct answer is:
352 bass
Solve the problem.
One number is 33 more than another number. The quotient of the larger number
and smaller number is 5 and the remainder is 1. Find the numbers.
Select one:
a.
11 and 44
b.
5 and 38
c.
8 and 41
d.
10 and 43
The correct answer is:
8 and 41
3 of 11

Question
7
Incorrect
0.00 points out
of 6.25
Question
8
Correct
6.25 points out
of 6.25
Perform the indicated operation. Write the answer in the form
a
+
bi
.
(-12 - 10
i
) + (17 +14
i
)
Select one:
a.
9
i
b.
9
c.
5 + 4
i
d.
29 + 24
i
The correct answer is:
5 + 4
i
Identify the real and imaginary parts of the complex number.
Select one:
a.
Real:
; imaginary: 0
b.
Real:
; imaginary:
i
c.
Real: 0 ; imaginary:
d.
Real: 4 ; imaginary: 7
The correct answer is:
Real:
; imaginary: 0
4 of 11