In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives. Col 1Col 2Col 3232345554300600?

Which number will come in place of the question mark (?) in the following matrix pattern? 6520895637?

Find the missing number in the following matrix, which follows a specific mathematical pattern: 40 67 38 80 80 40 67 62 35 50 20 ? 45 43 75 51