Question : The following table shows the number of children in each house of a society.
| Number of Children | Number of Houses |
| 0 | 4 |
| 1 | 10 |
| 2 | 19 |
| 3 | 3 |
What is the average number of children per house?
Option 1: 1.58
Option 2: 1.83
Option 3: 2.08
Option 4: 1.33
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Correct Answer: 1.58
Solution :
As per the table,
The total number of children = 0 + 1 × 10 + 2 × 19 + 3 × 3 = 57
The total number of houses = 4 + 10 + 19 + 3 = 36
The average number of children per house = $\frac{57}{36}$ = 1.58
Hence, the correct answer is 1.58.
Related Questions
Question : Refer to the below data table and answer the following question.
| Items | Yearly Expenses in Rs. lakhs |
| Raw Materials | 12 |
| Labor | 6 |
| Rent | 3 |
| Interest | 4 |
| Taxes | 3 |
Raw Materials and Interest are what percent of total expenses?
Option 1: 49.89%
Option 2: 42.64%
Option 3: 64.39%
Option 4: 57.14%
Question : Refer to the following data table and answer the following Question.
| Items | Yearly Expense in Rs. Lakhs |
| Raw Materials | 12 |
| Labour | 6 |
| Rent | 3 |
| Interest | 4 |
| Taxes | 3 |
Raw Materials and Interest are what percent of total expenses?
Option 1: 49.89%
Option 2: 42.64%
Option 3: 64.39%
Option 4: 57.14%
Question : Refer to the following data table and answer the question.
| India's exports in 2015 | Value in millions of US dollars |
| Jewellery | 550 |
| Software | 700 |
| Cotton | 875 |
| Steel | 775 |
| Electronics | 550 |
Exports of software were what percentage of total exports?
Option 1: 20.29%
Option 2: 22.79%
Option 3: 25.29%
Option 4: 17.79%
Question : Refer to the following data table and answer the following Question.
| Boys | Girls | |
| Medical | 35 | 60 |
| Engineering | 40 | 40 |
What percent of students who chose Engineering are girls?
Option 1: 40
Option 2: 22.86
Option 3: 50
Option 4: 100
Question : Directions: Find the missing number.
| 3 | 4 | 64 |
| 2 | 3 | 9 |
| 3 | 2 | 8 |
| 9 | 2 | ? |
Option 1: 216
Option 2: 512
Option 3: 128
Option 4: 1024
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