Questions

Tripura, in a first-ever initiative, has started using plastic waste for the construction of roads.

Here the letters follow the rule (AxZ)+(A+Z)

The number corresponding to the letters are used in the rule

A=1, Z=26 => 26x1 + 1 + 26 = 26+27 = 53 =  053

(LxP)+(L+P) = (12 x16) + 12 + 16 = 192+28 = 220

Similarly (11x12) + 11 + 12 => 132 + 23 = 155 

Aluminium being a good conductor of heat conducts away the heat from the substance quite easily and causes quick freezing.

Cauvery river also known as Dakshin Ganga is one of the major rivers in the south Indian region. On its course to Bay of Bengal, Cauvery gets branched into many distributaries forming many fertile deltas. It is for this reason that Cauvery is also known as the “garden of southern India.”

YEAR - 1 E

WEEK - 2 E

DAY - 0 E

Hence, the letter 'E', comes once in a year, twice in a week and never in a day.