Wipro Company Numerical Ability Permutation and Combination

In a group of 15 students, 7 student have studied Latin, 8 students have studied Greek, and 3 have not studied either. How many of these studied both Latin and Greek
A. 3
B. 5
C. 4
D. 0
E. 2

Read Solution (Total 2)

Wipro Other Question

A coffee shop blends 2 kinds of coffee, grade A and grade B, by putting in 2 parts of a grade A to 1 part of grade B. If the mixture is changed to 1 part of grade A to 2 parts of grade B, how much will the shop save in blending 100 gms, if grade A costs 33 cents per gram and grade B costs 24 cents per gram
A. $1
B. $8
C. $9
D. $3
E. $5
A company contracts to paint 3 houses. Mr. Brown can paint a house in 16 days while Mr. Black would take 18 days and Mr. Blue 12 days. After 8 days Mr. Brown goes on vacation and Mr. Black begins to work and he leaves after working for 6 days. How many days will it take Mr. Blue to complete the remaining part of the contract?
A. 7
B. 2
C. 4
D. 8
E. 6