### Mathmetics

ISBT Mathmetics for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

##### Q11. | ##### A company produces four diffrent products, viz. Mobile phones,TV, Refrigerators and Computers. Each of products has two categories, viz. Category-A and Category-B. The total number of all the products is 600. 20% of the total number of products is Computer and one-third of the total number is TV. 40% of the remaning products are Refrigerators. 50% of the number of Computers as well as the number Mobile Phone is of Category-A. 25% of the number of TV is of Category-B. One-fourth of the number of Refrigerators is Category-A.
What is the ratio between the number of Mobile Phones of CategoryA and the number of Computers of category -A ? |

1) | 5:9 |
2) | 7:3 |

3) | 7:6 |
4) | 7:9 |

5) | None of these |

**Answer : None of these **
**Explanation : **Give, total products is 600.

** A ** **B**Mobile Phone : 84 84

TV : 150 50

Refrigerators : 28 84

Computers : 60 60

**View Answer**
##### Q12. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
What is the difference between the number of CDs produced by Company B and the number of computers produced by Company A ? |

1) | 205 |
2) | 240 |

3) | 300 |
4) | 320 |

5) | None of these |

**Answer : 300 **

**View Answer**
##### Q13. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
What is the difference between the number of CDs produced by Company B and the number of computers produced by Company A ? |

1) | 205 |
2) | 240 |

3) | 300 |
4) | 320 |

5) | None of these |

**Answer : 300 **

**View Answer**
##### Q14. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
What is the average of the number of Pen drives, CDs and Computers produced by company B ? |

1) | 240 |
2) | 280 |

3) | 480 |
4) | 840 |

5) | None of these |

**Answer : 280 **

**View Answer**
##### Q15. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
Number of phones produced by Company A is what percentage of the total number of products produced by company B ? |

1) | 24% |
2) | 27% |

3) | 29% |
4) | 3% |

5) | None of these |

**Answer : 27% **

**View Answer**
##### Q16. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
What is the total number of phones produced by both the companies together ? |

1) | 380 |
2) | 420 |

3) | 430 |
4) | 520 |

5) | None of these |

**Answer : 430 **

**View Answer**
##### Q17. | Directions : Study the information carefully to answer the questions that follow :
There are two companies A and B. Both companies produce all the four different products viz., Computers, Phones, Pen dirves and Compact Discs (CDs). Company A produces a total of 800 products. The respective ratio between the total products produced by Company A and Company B is 4 : 5. 20% of the total products by company B are Pen drives and 40% of them are CDs. Two-fifth of the remaining products produced by company B are Phones. The total number of computers produced by both the companies together is 340. 20% of the total products produced by company A are CDs. Company A produces equal number of Pen drives and Phones.
What is the respective ratio between the number of pen drives produced by Company A and the number of computers produced by company B ? |

1) | 8 : 9 |
2) | 9 : 7 |

3) | 7 : 9 |
4) | 4 : 9 |

5) | None of these |

**Answer : 8 : 9 **

**View Answer**