Find the missing no in the following grid -

2 8 9 3 2 4 3 6 ?

squqre of 19-361:hence missing no is 1 others are square of 17 and 18

Find the missing number. 3 2 = 7, 5 4 = 23, 7 6 = 79, 10 9 = ?

If the following is true, can you find the value of (4 + 9)?

7 + 7 = 2 8 + 8 = 4 8 + 5 = 1 6 + 9 = 3 10 + 11 = 9