Use symmetry and find z so that probability is:
(100-39)/2
=61%
=30.5%~0.305
From the z-table:
z=-0.51
Answer: -0.51
Answer: 504 in^2
Step-by-step explanation:
All you have to do is multiply all the numbers together.
Answer:
2 liters of paint.
Step-by-step explanation:
First we nned to know to total area of the wall by using the formula A = lw
A = 4*5 = 20m²
then we given 1 liter cover 10 m², 20 m² = 2 liters of paint.
Answer:
314.882
Step-by-step explanation:
789.81 − 474.928 = 314.882
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