Function Worksheet

**Page 6**

51.

Which of the equations best represents the rule for the table?

$x$ | 1 | 2 | 3 | 4 |

$y$ | 8 | 16 | 24 | 32 |

a. | $y$ = 3$x$ + 7 | ||

b. | $y$ = 8$x$ | ||

c. | $y$ = 8$x$ + 5 | ||

d. | $y$ = $x$ + 7 |

The values of

The values of

The values of

The values of

So, the equation

Correct answer : (2)

52.

Identify the equation that represents the rule for the pattern shown in the table.

$x$ | 3 | 5 | 7 | 9 |

$y$ | 18 | 20 | 22 | 24 |

a. | $y$ = 6$x$ | ||

b. | $y$ = 3$x$ + 1 | ||

c. | $y$ = 4$x$ | ||

d. | $y$ = $x$ + 15 |

The values of

The values of

The values of

The values of

So, the equation

Correct answer : (4)

53.

Identify the equation that represents the table.

$x$ | 0 | 2 | 4 | 8 |

$y$ | 2 | 3 | 4 | 6 |

a. | $y$ = $x$ + 2 | ||

b. | $y$ = 2$x$ - 1 | ||

c. | $y$ = $\frac{1}{2}$$x$ + 2 | ||

d. | $y$ = 2($x$ - 1) |

The values of

The values of

The values of

The values of

So, the equation

Correct answer : (3)

54.

The table shows the total number of days in different numbers of weeks. Which strategy would help you to find the total number of days in different numbers of weeks?

Weeks | 1 | 2 | 3 |

Days | 7 | 14 | 21 |

a. | multiply the number of days by 7 | ||

b. | add 7 to the number of weeks | ||

c. | I don′t know. | ||

d. | multiply the number of weeks by 7 |

As the number of week increases by 1, number of days increase by 7.

The strategy is ' multiply the number of weeks by 7' which can be used to find the total number of days in different number of weeks.

Correct answer : (4)

55.

The table shows the total number of wheels in different numbers of cars. Identify the strategy used to find the total number of wheels in different numbers of cars.

Number of Cars | 1 | 2 | 3 |

Number of Wheels | 4 | 8 | 12 |

a. | multiply the number of wheels by 4 | ||

b. | multiply the number of cars by 4 | ||

c. | add 4 to the number of cars | ||

d. | I don′t know. |

As the number of cars increases by 1, number of wheels increases by 4.

The strategy is 'multiply the number of cars by 4' which can be used to find the total number of wheels in different numbers of cars.

Correct answer : (2)

56.

The table shows the total number of months in different numbers of years. Which strategy would help you find the total number of months in different numbers of years?

Years | 1 | 2 | 3 |

Months | 12 | 24 | 36 |

a. | I don′t know. | ||

b. | multiply the number of months by 12 | ||

c. | multiply the number of years by 12 | ||

d. | add 12 to the number of years |

As the number of year increases by 1, number of months increases by 12.

The strategy is 'multiply the number of years by 12' which can be used to find the total number of months in different numbers of years.

Correct answer : (3)

57.

The table shows the total number of wheels in different numbers of bicycles. Identify the strategy used to find the total number of wheels in different numbers of bicycles.

Number of Bicycles | 1 | 2 | 3 |

Number of Wheels | 2 | 4 | 6 |

a. | add 4 to the number of bicycles | ||

b. | multiply the number of bicycles by 2 | ||

c. | I don′t know. | ||

d. | multiply the number of wheels by 2 |

As the number of bicycles increase by 1, number of wheels increases by 2.

The strategy is 'multiply the number of bicycles by 2' which can be used to find the total number of wheels in different number of bicycles.

Correct answer : (2)

58.

The table shows the total number of minutes in different numbers of hours. Which strategy would help you find the total number of minutes in different numbers of hours?

Hours | 1 | 2 | 3 |

Minutes | 60 | 120 | 180 |

a. | I don′t know. | ||

b. | multiply the number of hours by 60 | ||

c. | multiply the number of minutes by 60 | ||

d. | add 60 to the number of hours |

As the number of hours increase by 1, the number of minutes increases by 60.

The strategy is 'multiply the number of hours by 60' which can be used to find the total number of minutes in different numbers of hours.

Correct answer : (2)

59.

The table shows the area and side length of three squares.

Which formula shows the relationship between the length of a side and the area of the square?

Area of the square (A cm^{2}) | Length of a side (s cm) |

1 | 1 |

4 | 2 |

9 | 3 |

Which formula shows the relationship between the length of a side and the area of the square?

a. | A = 4$s$ | ||

b. | A = $s$ ^{2} | ||

c. | A = 2 × $s$ | ||

d. | $s$ = A ^{2} |

So, A =

Correct answer : (2)

60.

The table shows the area and side length of three squares.

Which formula shows the relationship between the length of a side and the area of the square?

Area of the square (A cm^{2}) | Length of a side (s cm) |

1 | 1 |

4 | 2 |

9 | 3 |

Which formula shows the relationship between the length of a side and the area of the square?

a. | A = 4$s$ | ||

b. | $s$ = A ^{2} | ||

c. | A = $s$ ^{2} | ||

d. | A = 2 × $s$ |

So, A =

Correct answer : (3)