AIR MATH

Math Question

178. Expressions and Equations Ginny has a cell phone plan that charges a flat fee of \( \$ 20 \) per month plus \( \$ 0.10 \) per minute used talking on her cell phone. Which expression will calculate Ginny's cell phone bill if she spends \( t \) minutes on the phone each month? a) \( 0.10+20 t \) b) \( 20.10 t \) c) \( 20+0.10 t \)

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