One taco would cost about $1.20.
Answer:
option B
Step-by-step explanation:
Given,
mean result (μ) = 65
standard deviation (σ)= 15
probability that student will score between 50 and 80
= 
= 
= 
= P(Z < 1) - P(Z < -1)
Using z table,
= 0.8413 - 0.1587
= 0.6826
the correct answer is option B
Answer:
decimal 0.3 is the answer
The volume of figure is 2 m³
<h3>What is volume of triangular pyramid?</h3>
The volume of a triangular pyramid can be easily found out by just knowing the base area and its height and is given as Volume of a triangular pyramid = (1/3) Base Area × Height
volume of figure,
= 1/3* base area * height
= 1/3* 1/2* 4 * 1 * 3
= 1/3 * 2 * 3
= 2 m³
Learn more about Volume here:
brainly.com/question/21864491
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