The number of times interest charges are earned is computed as a. net income plus interest charges, divided by interest charges.
b. income before income tax plus interest charges, divided by interest charges.
c. net income divided by interest charges.
d. income before income tax divided by interest charges.

B)income before income tax plus interest charges, divided by interest charges.

Explanation:

Interest charges can be regarded as

sum of interest that is on one's credit card account, It can be be defined base on transaction type, such as

cash advances , purchases, or balance transfers. If one is making less than full balance payment or making payment after due date, then one would be charged. Another point is that there is is no grace period for cash advances and balance transfers, i.e as the transaction is been made, there would be accrual of interest. Interest rate is a term for amount that is been charged by lender for usage of assets, and it's been expressed in term of percentage of the principal. It should be noted The number of times interest charges are earned is computed as income before income tax plus interest charges, divided by interest charges.

c

explanation:

250 tickets needs to be sold.