Need help with related rates: A kite at a constant 25 meters above the ground begins to move horizontally further away from the person flying the kite. If l represents the length of the kite string and θ represents the angle between the string and the ground, which of the following relates the rate at which the string lengthens with the rate at which the angle decreases, with respect to time?

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

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all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

htrhyjk

step-by-step explanation:

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