Study the given graph and answer the question that follows.

The average number of computers of type B sold in January, February and June exceeds by 20 the number of computers of type A sold in:

May

Average number of computers of type B sold in January, February and June

= \(\frac{360+300+450 }{3}\)

= \(\frac{ 1110 }{3}\)

= 370

ATQ,

370 exceeds by 20 in the number of sale of computers of type A 

i.e. = 350

By carefully observing the table . we find that ,

Number of computers sold by A is 350 in month May.

Ans :-  May