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

Answer: 25


Question: Problem: a train running at the speed of 40 km / hr crosses a pole in 9 seconds . what is the length of the train ?

Answer: 100 meter


Question: Problem: the length of a rectangular landscape is 3 times its breadth . there is a playground in it whose area is 1600 square mtr & which is 1 / 3 rd of the total landscape . what is the length of the landscape ?

Answer:
150