The task is to generate the correct answer for a given math problem.

Problem: a van takes 5 hours to cover a distance of 495 km . what speed in kph should the van maintain to cover the same distance in 3 / 2 of the previous time ?
66

Problem: there are 7 executives , including the ceo and cfo , that are asked to form a small team of 4 members . however , the ceo and cfo may not both be assigned to the team . given this constraint , how many ways are there to form the team ?
25

Problem: the l . c . m of two numbers is 2310 and their h . c . f is 30 . if one number is 462 the other is

150