During a sale, a store offered a 40% discount on a bed that originally sold for $790. After the sale, the discounted price of
the bed was marked up by 40%. What was the price of the bed
after the markup? Round to the nearest cent.

790 is 100% you get 40% discount, the money you pay is: 790 time 40 divided by 100

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.