The sum of five numbers is 655. The average of the first two numbers is 78 and the third number is 129. Find the average of the remaining two numbers?
A208
B186
C207
D185
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Related Questions:
There are two coaching classes P and Q of an institute, consisting of 46 and 54 candidates respectively. If the average weight of class P is 50kg and that of class Q is 45 kg, find the average weight of the whole institute.
രണ്ട് കുട്ടികൾ ക്ലാസ് വിട്ടപ്പോൾ ഒരു ക്ലാസിലെ 20 വിദ്യാർത്ഥികളുടെ ശരാശരി ഭാരം 1 Kgവർദ്ധിച്ചു. ആ രണ്ട് വിദ്യാർത്ഥികളുടെ ശരാശരി ഭാരം 60 Kg ആയിരുന്നുവെങ്കിൽ, തുടക്കത്തിൽ ശരാശരി ഭാരം എത്രയായിരുന്നു ?
The average of 16 numbers is 68.5 If two numbers 54 and 37 are replaced by 45 and 73 and one more number x is excluded, then the average of the numbers decreases by 1.5. The value of x is:
The average of two numbers M and N is 104 when M is increased by 14. The average of M and N is 43 when N is made equal to M. What is the value of N?
There are 30 students in a class. The average age of the first 10 students is 12.5 years. The average age of the remaining 20 students is 13.1 years. The average age (in years) of the students of the whole class is: