Write the numbers 2001, 2002, 2003, 2004, 2005, and 2006 into the circles so that the sum of the numbers on a side of the triangle is always the same, and this sum is as great as possible.

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?