## Question 38

Age |
1 |
2 |
3 |
4 |
5 |
6 |
7 |

No of Child |
6 |
x |
16 |
2x – 1 |
15 |
12 |
18 |

The distribution above shows the ages of 120 children. Find the value of x

Maths is funny

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Age |
1 |
2 |
3 |
4 |
5 |
6 |
7 |

No of Child |
6 |
x |
16 |
2x – 1 |
15 |
12 |
18 |

The distribution above shows the ages of 120 children. Find the value of x

The scores of ten students in a mathematics test with an average score of 10 are 12, 15, 3, 4, 2x, 8, 10, 13, *x* and 17. Calculate the value of x

The pie chart above shows the sectoral allocation of fruits. Find the allocation of oranges.

Find the median of 5,9,1, 10,3, 8, 9, 9, 2, 4, 5,5, 5,7, 3 and 6

The histogram above shows the number of tons of rice produced. What was the quantity produced from May to September?

The distribution of scores in a class test are as follows: 2,8, 6,5, 8, 6, 6, 5, 6 and 5. Find the product of the modal and median score.

Calculate the standard deviation of 5, 4, 3, 2 and 1

Find the median of 5, 9, 1, 10, 3, 8, 9, 2, 4, 5, 5, 7, 3 and 6

Values |
0 |
1 |
2 |
3 |
4 |

Frequency |
1 |
2 |
2 |
1 |
9 |

Find the mode of the distribution above

The mean of 2 – *t*, 4 – *t*, 3 – 2*t*, 2 + *t* and *t* –1 is