and Answers (Latest Update 2025)
If Morgan tosses a fair coin 4 times, what is the probability
that he will get exactly two heads and two tails? - Correct
Answer ✅1. 2 x 2 x 2 x 2 = 16 possibilities.
2. Make a systematic listing :
HHTT HTHT TTHH THTH THHT HTTH
3. There are 6 outcomes with 2H and 2T, so 6/16 = 3/8
Shopmart is selling a multi-disk DVD sets of Dr. Who episodes
at $2 per-disk discount from its usual price of $15.95. What is
the percentage reduction, to the nearest whole percent, on
these disks? - Correct Answer ✅amount off / original price
= 2/15.95 = 12 percent
Approximately how great was the average annual percentage
difference in the unemployment rate from the peak of the
Great Recession to 2016? - Correct Answer ✅Highest value
= 10 percent est.
Lowest value = 4 percent est.
10-4 = 6
6 percent divided by 6 years
= 1 percent per year
, CHSPE MATH PRACTICE Exam Questions
and Answers (Latest Update 2025)
What is the ratio of the slope of line A (2,4) to line B (4,1) ? -
Correct Answer ✅Find the slop of both lines to determine
their ratio.
- the slope is the ride divided by the run
- 4/2 = 2 & ¼
the ratio is 2/ ¼
- multiply both top and bottom by 4
= 8/1
Mean, Median, Mode - Correct Answer ✅*Mean:* Add all #,
then divide by how many # there are
~"Average"
*Median:* Middle # of ordered (Least to Greatest) list. If # are
even, then the 2 middle # averaged out.
*Mode:* tthat occurs the MOST. Can be more than one.
Range: Subtracting the minimum value from maximum value
Volume of a cylinder - Correct Answer ✅V=πr²h