Home
Class 7
MATHS
Which of the following is not zero? ...

Which of the following is not zero?
(a) `0\ xx\ 0`
(b) `0/2`
(c) `((6-6))/2`
(d) `4+0`

Promotional Banner

Topper's Solved these Questions

  • RATIO AND PROPORTION

    RD SHARMA ENGLISH|Exercise All Questions|79 Videos

  • SIMPLE INTEREST

    RD SHARMA ENGLISH|Exercise All Questions|43 Videos

Similar Questions

Explore conceptually related problems

Which of the following will not represent zero: (a) 1+0 (b) 0xx0 (c) 0/2 (d) (10-10)/2

Which of the following cannot be the probability of occurrence of an event? 0. 2 (b) 0. 4 (c) 0. 8 (d) 1. 6

Let A be a 3xx3 matrix satisfying A^3=0 , then which of the following statement(s) are true (a) |A^2+A+I|!=0 (b) |A^2-A+O|=0 (c) |A^2+A+I|=0 (d) |A^2-A+I|!=0

0. 25xx0. 8= (a) 0.02 (b) 0.2 (c) 0.002 (d) 2

If the vertices of the parabola be at (-2,0) and (2,0) and one of the foci be at (-3,0) then which one of the following points does not lie on the hyperbola? (a) (-6, 2sqrt(10)) (b) (2sqrt6,5) (c) (4, sqrt(15)) (d) (6, 5sqrt2)

Which of the following represents the product of the matrices below ? [ (4,-2),(3,-6)]xx[(0),(2)]

Which of the following is not the quadratic equation whose roots are cos e c^2thetaa n dsec^2theta? (a) x^2-6x+6=0 (b) x^2-7x+7=0 (c) x^2-4x+4=0 (d) none of these

The coordinates of a point on x-axis which lies on the perpendicular bisector of the line segment joining the points (7,\ 6) and (-3,\ 4) are (0,\ 2) (b) (3,\ 0) (c) (0,\ 3) (d) (2,\ 0)

Give the number of significant figures in the following : (a) 0.165 (b) 4.0026 (c ) 0.0256 (d) 201 (e) 0.050 (f) 2.653 xx 10^(4) (g) 6.02 xx 10^(23) (h) 0.0006032

The acid dissociation constant of uric acid is K_(a)=4.0xx10^(-6) M. The pH of a sample of urine is 6.0. What is the ratio of concentration of urate ion to uric acid in the urine? (a) 2.0 (b) 4.0 (c) 6.0 (d) 0.25

RD SHARMA ENGLISH-RATIONAL NUMBERS-All Questions
  1. Fill in the blanks by the correct symbol out of > ,=,\ or<: (i) (-...

    Text Solution

    |

  2. Fill in the blanks by the correct symbol out of > ,=,\ or<: (i)(-2)...

    Text Solution

    |

  3. Arrange the following rational numbers in ascending order: (i)3/5,(-...

    Text Solution

    |

  4. Arrange the following rational numbers in descending order: (i)7/8,(...

    Text Solution

    |

  5. Which of the following statements are true: (i) The rational number ...

    Text Solution

    |

  6. 44/(−77) in standard form is        (a) 4/(−7)     (b) −4/7 ...

    Text Solution

    |

  7. (−102)/(119) in standard form is     (a)− 6/7    (b) 6/7 (c...

    Text Solution

    |

  8. A rational number equal to (-2)/3 is (a)(-10)/(25) (b) (10)/(-15)...

    Text Solution

    |

  9. If (-3)/7=x/(35), then x= (a)15 (b) 21 (c)-15 (d) -21

    Text Solution

    |

  10. Which of the following is correct? (a) 5/9>(-3)/(-8) (b) 5/9<(-3)/(...

    Text Solution

    |

  11. If the rational numbers (-2)/3\ a n d4/x represent a pair of equival...

    Text Solution

    |

  12. What is the additive identity element in the set of whole numbers? ...

    Text Solution

    |

  13. What is the multiplicative identity element in the set of whole num...

    Text Solution

    |

  14. Which of the following is not zero? (a) 0\ xx\ 0 (b) 0/2 ...

    Text Solution

    |

  15. The whole number nearest to 457 and divisible by 11 is (a) 450   (b...

    Text Solution

    |

  16. If -3/8 a n d (x)/(-24) are equivalent rational numbers, then x= (...

    Text Solution

    |

  17. If (27)/(-45) is expressed as a rational number with denominator 5, ...

    Text Solution

    |

  18. Which of the following pairs of rational numbers are on the opposite...

    Text Solution

    |

  19. The rational number equal to 2/(-3) is (a)(17)/(-18) (b) (-6)/9 ...

    Text Solution

    |

  20. If -3/4=6/x , then x= (a)-8 (b) 4 (c)-4 (d) 8

    Text Solution

    |