The sale price of 3 pepper plants after a 20% discount is $3
The regular price of one pepper plant is $5 if Wes wants to buy 3 pepper plants 5x3 is 15 and since he can use a 20% off coupon on the pepper plants. 20% of 15 is 3 meaning the sale price for 3 pepper plants after using the 20% discount coupon is $3.
(a) someone over 55
mean, mu = 22
standard deviation, sigma = 2
X=19
Z(X)=(X-mu)/sigma=(19-22)/2=-1.5
P(x>X)=1-P(x<X)=1-0.0668072=0.9331928
Therefore probability for a 55-year old to find a job in over 19 weeks is 0.9332
Answer:
f(-6)= -4
Step-by-step explanation:
f(x)=8+2x for f(-6)
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x= -6
substitute: 8+2(-6)
simplify using PEMDAS: 8+ (-12)
simplify using PEMDAS: -4
The best way to randomly choose the 100 families would be to allow a random number generator to come up with 100 families within a 50 radius of the amusement park.
Using this method would ensure that it is more randomised & not limited to people who come at a specific time or are in a specific area as well as it not be affected by subconscious bias of people when selecting people to survey.
Answer:
17
Step-by-step explanation:
The equation of a trapezoid is (a + b)/2 * h. So let's reverse the equation and divide the area by the height, 112/8 = 14. Now we should multiply it by 2, so we can get what a + b equaled. 28 = 11 + b
b = 17
