$8,000 is invested in two different accounts earning 3% and 4% interest. if the two accounts earn a total of $295 in interest, how much money was invested at 3%?
a. $2,500
b. $3,500
c. $5,500

Currently, the largest cruise ship has a tonnage of 225,282 gross tons (gt). which of the following is a reasonable estimate for the tonnage of this cruise ship? a. 2 × 10^5 gt b. 2 × 10^6 gt c. 2 × 10^-5 gt d. 2 × 10^-6 gt