What is the total resistance of 16Ω, 8Ω, and 4Ω resistors in parallel?

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THANK YOU!

add inverses to get total conductance

1/16 + 1/8 + 1/ 4 = 1/16 + 2/16 + 4/16 = 7/16
invert that to get total resistance
16/7 Ohms