In a row of 40 students, Rohan is 15th from the left and Sohan is 17th from the right. If they interchange their positions, Rohan becomes 10th from the left. What is Sohan's new position from the right?

Five cars – Audi, BMW, Honda, Toyota, and Ford – finished a race in different positions. Toyota finished before Honda but after Ford. Audi finished before BMW but after Honda. Which car finished last?

Seven friends A, B, C, D, E, F, G are sitting in a circle facing the center. A is second to the left of D. C is third to the right of B. E is not adjacent to A or D. F is sitting between B and G. Who is sitting opposite to C?

If '5 * 8 = 44' and '6 * 9 = 57', then '7 * 10 = ?'