2(22 + w) 120
22 + w 60
w 38
Suppose that we ask n randomly selected people whether they share your birthday. (a) Give an expression in terms of n for the pr
1 answer:
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Answer:
2.5in
Step-by-step explanation:
Given parameters;
Base = 4.5inches
Height = 6inches
Area = 21in²
Unknown:
b₂ = ?
Solution:
Formula for finding the area of a trapezium;
A = x h
Input the parameters and solve for b₂;
21 = x 6
21 = 3(4.5 + b₂)
21 = 13.5 + 3b₂
21 - 13.5 = 3b₂
b₂ = 2.5in
Answer:
Option (b) is correct.
The profit from sales if the price of the T-shirts were $15 a pieces is $28.
Step-by-step explanation:
Given : The function is used to determine the profit on T-shirts sold for x dollars.
We have to find the profit from sales if the price of the T-shirts were $15 a pieces.
Consider the given profit function
For the profit, if the price of a t-shirt is $ 15
Put x = 15, we have,
Simplify, we have,
Also,
Thus, we get, The profit from sales if the price of the T-shirts were $15 a pieces is $28.