James and his friends are going to buy four new computers for $4,000james has %30%of $2,700. tom has %50 of 1,000. zachary has %5 of $50,000john has %10 of $1,000do they have enough money to buy the new computers? if so, was there any change left?

Two trains leave a station on different tracks. the tracks make an angle of 130°, with the station as a vertex. the first train travels 100 km and makes its first stop at point a, while the second train travels 200 km and makes it first stop at point b. how far apart are the trains when both are at their first stop? round the answer to the nearest integer. a) 65 km b) 139 km c) 224 km d) 275 km