Lena currently has a balance of -$10.48 in his checking account. Her bank requires her to maintain a minimum balance of $20. How much does Lena need to deposit into her checking account to reach the minimum balance?

Answer

$30.48

Step-by-step explanation:

Find out how to get fro, -10.48 to 20. When you add .48 it makes it just $10. Add 30 more and get $20.

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.