Answer:
168.
Step-by-step explanation:
H.C.F. = 6 = 2 by 3.
L.C.M. = 280 = 2^3 by 5 by 7.
30 = 2 by 3 by 5.
x = 2^3 by 3 by 7 = 168.
I used the factorisation method.
<span>If scores on a dental anxiety scale range from 0 (no anxiety) to 20 (extreme anxiety), and the scores are normally distributed with a mean of 1111 and a standard deviation of 44, then the z-score for the given score on this dental anxiety scale:9 is .08.
</span>
Answer:
the answer is -3
Step-by-step explanation:
(2+1)*3-12 is -3
Answer:
20
Step-by-step explanation:
9.60 × 15= 144 9.60×5=48 15+5=20
Y=5s+8a+200 is the right answer pretty sure
