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Suppose that a store decreases the price of peanut butter from $4.1 to $3.6. As a result, quantity demanded increases from 200 to 250.

Using the **mid-point elasticity approach**, calculate price elasticity of demand.

Your answer should be expressed in absolute value terms.

Hint

Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172

Enter DNE for Does Not Exist, oo for Infinity

Suppose that a store decreases the price of peanut butter from $4.4 to $3.9. As a result, quantity demanded increases from 200 to 230.

Based on this information, find the price elasticity, which you can use to classify the demand curve as price elastic, unit elastic or inelastic.

Hint

Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172

Enter DNE for Does Not Exist, oo for Infinity

Consider the following demand schedule for books.

Price | Quantity Demanded |
---|---|

$5 | 390 |

$10 | 380 |

$15 | 370 |

$20 | 360 |

$25 | 350 |

$30 | 340 |

$35 | 330 |

$40 | 320 |

Suppose that the store increases the price of books from $30 to $35.

Using the **mid-point approach**, calculate the percentage change in quantity demanded.

Hint

Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172

Enter DNE for Does Not Exist, oo for Infinity

Consider the following demand schedule for jeans.

Price | Quantity Demanded |
---|---|

$7 | 397 |

$14 | 390 |

$21 | 383 |

$28 | 376 |

$35 | 369 |

$42 | 362 |

$49 | 355 |

$56 | 348 |

Suppose that the store increases the price of jeans from $35 to $42.

Using the **mid-point approach**, calculate price elasticity of demanded.

Hint

Enter DNE for Does Not Exist, oo for Infinity

Consider the following demand schedule for shoes.

Price | Quantity Demanded |
---|---|

$9 | 395 |

$18 | 386 |

$27 | 377 |

$36 | 368 |

$45 | 359 |

$54 | 350 |

$63 | 341 |

$72 | 332 |

Suppose that the store increases the price of shoes from $54 to $63.

Based on this information classify the demand curve.

Hint

Box 1: Select the best answer