Answer:
y
=
−
1
/2
x
+
2 is slope
Step-by-step explanation:
Hope this helps.
Answer:
hb=2.5
Step-by-step explanation:
base = 4
area = 5
Answer:
yes
Step-by-step explanation:
The 90-th percentile of a normal distribution corresponds to a z-score of 1.282. Bob's z-score is above that, so he is definitely in the top 10%.
_____
If you haven't memorized the percentiles associated with the normal distribution, it is convenient to use a calculator or table of values.
Answer:
7 2/3
Step-by-step explanation:
Do 23 divided by 3 = 7 2/3.
The common denominator of both fractions is 60.. You can convert 11/12 into 55/60 by multiplying both the numerator and denominator by 5, and you can also convert 7/20 into 21/60 by multiplying both the numerator and denominator by 3. 55/60-21/60= 34/60, simplified to 17/30.
Hope it helped!