2 13 35 68 112 ?

If 23$35 = 13, 3$5 = 8 then what is the value of 4$13 = ?

81 xx 81 + 68 xx 68 - 2 xx 81 xx 68 =

Find the missing term ? 13, 14, 18, 27, ?, 68,104

10, 8, 13, 35, 135, 671, 4007

What will come in the place of the question mark ‘?’ in the following question? (25^2 – 106) div 3 – 13^2 + 35 = ?

(i) 4.3 xx 0.13 =? (ii) 1.12 xx 2.3 xx 4.325 =?

In an AP :- given a = 7, a_13 = 35 find d and S_13 .

In an AP : given a = 7, a_(13) = 35 , find d and S_(13) .