Question

The distance from city A to city B is 150 km, from city A to city C is, 90 km. Therefore, it is necessarily true that

• A. The distance from B to C is 60 km
• B. Six times the distance form A to B equals ten times the distance from A to C
• C. The distance from B to C is 240 km
• D. The distance from A to B exceeds twice the distance from A to C by 30 km

Answer 1

The correct option is B Six times the distance form A to B equals ten times the distance from A to C

The distance from city A to city B is 150 km, from city A to city C is, 90 km. Therefore, it is necessarily true that Six times the distance form A to B equals ten times the distance from A to C.
$150\times 6=90\times 10$
$900km=900km$
Then its true