Question

If RAIN is written as 66, then CLOUD is written as

Accepted Answer

D. RAIN: $R(18) + A(1) + I(9) + N(14) = 42$. Pattern: $42 + 4 	imes 2(4 - 2 + 1) = 66$. CLOUD: $C(3) + L(12) + O(15) + U(21) + D(4) = 55$. Pattern: $55 + 5 	imes 5(5 - 5 + 1) = 80$.

Coding RAIN to CLOUD

Explanation

Practise this under exam conditions