A $20 decrease followed by a $20 increase
A 50% increase followed by a 33 % decrease
A 60% increase followed by a 40% decrease
100% increase followed by a 33% decrease
A 75% decrease followed by a 50% increase

option 1

data plot with   3 dots over 33, 1 dot over 34, 2 dots over 35, no dot over 36, 1 dot over 37, 2 dots over 38, 4 dots over 39, and 2 dot over 40.

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99

the answer is d

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