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The sum of the weight of 4 persons = 46 × 4 = 184 kg Let the weight of the lightest person = ‘x’ kg The weight of the heaviest person = (x + 28) kg The sum of the weight of the remaining two persons = 47 × 2 = 94 kg According to the question, x + x + 28 + 94 = 184 2x = 62 x = 31 The weight of the heaviest person = 31 + 28 = 59 kg
In a family of 8, the men eat on average 70 kg of food and women eat on an average 51 kg of food. The men and women are equal in number. A woman joined ...
The average monthly fee of all 45 students in a class is Rs. 9,500. After an increment, the new monthly average fee of each student becomes Rs. (9500 + ...
In a school of 50 students, the average score in a French exam is 72 marks, but when one student transferred out and 4 new students joined the school, t...
The average number of books sold by Viren in first 4 months is 3600 and in first 5 months is 4200. If the number of books sold by him in 6th ...
The average of 9 numbers is 100. The average of the first 4 numbers is 65 and the average of the last 4 numbers is 40. What is the 5th number?
A worker completes 6 tasks at an average rate of 5 tasks per day. If he needs to complete an average of 8 tasks per day over 12 days, what should be his...
The total number of teachers in Department A and Department B together is 112. The number of teachers in Department A is 80% more...
The average weight of 8 persons increased by 1.5 kg when a person weighing 65 kg is replaced by a new person. What could be the weight of a new person?
Anish and Ajay are business partners. Three years ago, their average age was 18 years. Vikas has recently joined them and now the average age of three p...