# Basic Mathematics (KVPY Stream-SA Math): Questions 35 - 38 of 156

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## Question number: 35

» Basic Mathematics » Arithmetic » Clocks

Appeared in Year: 2012

### Question

Observe that, at any instant, the minute and hour hands of a clock make two angles them whose sum is 360? . At 6: 15 the difference between these two angles is.

### Choices

Choice (4) | Response | |
---|---|---|

a. | 175 | |

b. | 170 | |

c. | 165 | |

d. | 180 |

## Question number: 36

» Basic Mathematics » Arithmetic » Ratio and Proportion

Appeared in Year: 2013

### Question

There are three kinds of liquids X, Y, Z. Three jars J_{1}, J_{2}, J_{3} contain 100 ml of liquids X, Y, Z respectively. By an operation we mean three steps in the following order:

- stir the liquid in J_{1} and transfer 10 ml from J_{1} into J_{2};

- stir the liquid in J_{2} and transfer 10 ml from J_{2} into J_{3};

- stir the liquid in J_{3} and transfer 10 ml from J_{3} into J_{1};

After performing the operation four times, let x, y, z be the amounts of X, Y, Z, respectively, in J_{1}. Then

### Choices

Choice (4) | Response | |
---|---|---|

a. | Y > X > Z | |

b. | X > Y > Z | |

c. | Z > X > Y | |

d. | X > Z > Y |

## Question number: 37

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2013

### Question

On each face of a cuboid, the sum of its perimeter and its area is written. Among the six numbers so written, there are three distinct numbers and they are 16, 24 and 31. The volume of the cuboid lies between.

### Choices

Choice (4) | Response | |
---|---|---|

a. | 21 and 28 | |

b. | 28 and 35 | |

c. | 7 and 14 | |

d. | 14 and 21 |

## Question number: 38

» Basic Mathematics » Arithmetic » Number Games

Appeared in Year: 2014

### Question

The number of 6-digit numbers of the form ababab (in base 10) each of which is a product of exactly 6 distinct primes is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 15 | |

b. | 10 | |

c. | 13 | |

d. | 8 |