Convert 39 centimeters to inches.

Step-by-step explanation:

1 cm = 0.39370079 in

39 * 0.39370079 = 15.35433081

So, 39 cm is equal to 15.35433081 inches.

add an !

step-by-step explanation:

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.