## Related questions with answers

Carmelita is planning to swim in a charity swim- a- thon. several relatives said they would sponsor her.

Grandmother: I will give you $1 if you swim 1 lap,$3 if you swim 2 laps, $5 if you swim 3 laps,$7 if you swim 4 laps, and so on.

Father: I will give you $1 if you swim 1 lap,$3 if you swim 2 laps, $9 if you swim 3 laps,$27 if you swim 4 laps, and so on.

Aunt Josie: I will give you $2 if you swim 1 lap,$3.50 if you swim 2 laps, $5 if you swim 3 laps,$6.50 if you swim 4 laps, and so on.

Uncle Sebastian: I will give you $1 if you swim 1 lap,$2 if you swim 2 laps, $4 if you swim 3 laps,$8 if you swim 4 laps, and so on.

For each relative, write an equation for the total donation d if Carmelita swims n laps. Which variable is the independent variable? Dependent variable?

Solution

VerifiedTable of the data with the amount of donation with the corresponding laps.

Grandmother:

$\begin {array} {|c|c|} \hline \text{number of laps} & \text {amount of donation} \\ \hline 1 & \$1 \\ \hline 2 & \$3 \\ \hline 3 & \$5 \\ \hline 4 & \$7 \\ \hline 5 & \$9 \\ \hline \end {array}$

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