Question
The average weight of ‘x’ persons is 65 kg. The
average weight of (x – 14) women is 64 kg, the average weight of (x – 20) children is 35 kg, and the average weight of (x – 28) men is 50 kg. Find the value of ‘x’, if total person is the sum of men, women and children.Solution
Total weight of x persons = 65 × x = 65x kg Total weight of (x – 14) women = 64 × (x – 14) = 64x – 896 kg According to the question, 65x = 64x – 896 + 35x – 896 + 50x – 1400 65x = 149x – 3192 84x = 3192 x = 38
Which company has committed to setting up an automobile hub in one of the smart cities?
Study group that recommended for Lead Bank Scheme was headed by -
What is the strike range of the surface-to-surface guided, short-range Pralay ballisitic missile?
1. Which of the following is not a permanent member of United Nation Security Council (UNSC)?
What is cholesterol among the following?
Moody's Analytics forecasts India's GDP growth for 2024 at what percentage?
RBI does not manage/influence?
Who is the current head of NCAER(National Council of Applied Economic Research?
What is the effective import duty on edible oils after the recent government revision?
Which state recently announced pension for transgenders
