Wipro Company Numerical Ability Averages

The average of ten numbers is 7. If each number is multiplied by 12, then the average of new set of numbers is :

a. 7
b. 19
c. 82
d. 84

Read Solution (Total 1)

d)84 is the answer
sum/no=avg
assume nos to be 7,7,7,7,7,7,7,7,7,7
(12*7+12*7+12*7+12*7+12*7+12*7+12*7+12*7+12*7+12*7)/10
12(70)/10=84
11 years agoHelpfull: Yes(2) No(2)

Wipro Other Question

Of the three numbers, second is twice the first and is also thrice the third. If the average of the three numbers is 44, the largest number is :

a. 24
b. 36
c. 72
d. 108 A man spends Rs. 1800 monthly on an average for the first four months and Rs. 2000 monthly for the next eight months and saves Rs. 5600 a year. His average monthly income is :

a. Rs. 2000
b. Rs. 2200
c. Rs. 2400
d. Rs. 2600