In the year 1999, the surface elevation of Lake Powell was 3884 feet above sea level. In the year 2002, the surface elevation of Lake Powell was 3650.9 feet above sea level. Interpret the rate of change in this situation. The surface elevation of Lake Powell is decreasing at a rate of

b

step-by-step explanation:

c: lkllmn.

hope it's you

answer: x=60

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.