John took 45 minutes to bicycle to his grandmother's house, a total of four kilometers. what was his velocity in km/hr?

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.

the equation is not included but the answer is (1.50, 2.00, 2.75)

step-by-step explanation:

the correct answer is the last option