If A+B means A is the brother of B;A/B means A is the father of B and A*B means A is the sister of B, which of the following means M is the uncle of P?
The average income of A for 15 days is Rs. 70. The average for first five days is Rs. 60 and that for the last nine days is Rs. 80. The income for the sixth day is
The average monthly salary of a staff of 9 persons is Rs. 2450. One number of the staff whose monthly salary is Rs. 2650 is transferred. Find the average salary of the remaining 8 persons of the staff.
The echo reflected sound will b distinetly heard only at ordinary temperature is the distance of the reflecting surface from the source of sound is at least:
