Question

In a survey on consumer spending methods conducted in a certain year, the following results were obtained: $$ \begin{array}{lccccc} \hline & & \text { Credit } & \text { Debit/ATM } & \\ \text { Payment Method } & \text { Checks } & \text { Cash } & \text { cards } & \text { cards } & \text { Other } \\ \hline \text { Transactions }(\%) & 37 & 14 & 25 & 15 & 9 \\ \hline \end{array} $$ If a transaction tracked in this survey is selected at random, what is the probability that the transaction was paid for: a. With a credit card or with a debit/ATM card? b. With cash or some method other than with a check, a credit card, or a debit/ATM card?

          In a survey on consumer spending methods conducted in a certain year, the following results were obtained:
$$
\begin{array}{lccccc}
\hline & & \text { Credit } & \text { Debit/ATM } & \\
\text { Payment Method } & \text { Checks } & \text { Cash } & \text { cards } & \text { cards } & \text { Other } \\
\hline \text { Transactions }(\%) & 37 & 14 & 25 & 15 & 9 \\
\hline
\end{array}
$$
If a transaction tracked in this survey is selected at random, what is the probability that the transaction was paid for:
a. With a credit card or with a debit/ATM card?
b. With cash or some method other than with a check, a credit card, or a debit/ATM card?

Added by Nathan G.

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