Z= (X-mean)/s.d.
X (height in inches) = (Z*sd)+mean = (1.5*2.4)+54 = 57.6 in
Answer:
28 1/32 ft pieces
Step-by-step explanation:
To solve this problem you need to get both the fractions to have same denominator, to do this we will times 7/8 by 4 to get 28/32. After this we can start comparing them. From the 28/32 we can make 28 pieces because 28*1/32=28/32
If you combine like terrms its easy, you just have to -5+5+6y, 6y=16 y=2.66666667
Answer: yes
Step-by-step explanation:
645/560=1.151785714
Ther perccent error in her estimate is 15%
