Susan invests 2 times as much money at 9 % as she does at 7 %. If her total interest after
1 year is $750, how much does she have invested at each rate?
Susan invests $.
at 7% and $
at 9 %.

. + λrh() e 1 1 2 4 4 4 4 4 3 4 4 4 4 4 + th−1(− s(x)2 dx ω + λrh−1() e 2 1 2 4 4

step-by-step explanation:

i think the answer is b.

step-by-step explanation:

not 100% sure though.

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.

explanation:

step-by-step explanation: