Subject

Quantitative Aptitude

Class

SSCCGL Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

51.

A electric pump can fill a tank in 2 hours. Because of a leak in the tank, it was taking 2 1 half space hours to fill the tank. The leak can drain all the water off the tank in how many hours?

  • 9 hours

  • 10 hours

  • 10 1 half space hours
  • 10 1 half space hours
257 Views

52.

Find the marked price if the selling price is ₹ 9,250/- and discount is 7 1 half percent sign.

  • ₹ 9,000/-

  • ₹ 8556.25/-

  • ₹ 10,000/-

  • ₹ 10,000/-

256 Views

53.

A certain amount of money is divided between A and B in the ratio of 5:6. If B gets ₹360/-, the amount is

  • ₹660/-

  • ₹560/-

  • ₹680/-

  • ₹680/-

209 Views

54.

The length of a rectangle is increased by 25%. To maintain the same area, the breadth has to be increased by

  • 20%

  • 25%

  • 30%

  • 30%

207 Views

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55.

A car takes 5 hours to cover 100 km distance at a particular speed whereas another car takes 3 hours to reach a particular distance at the same speed. Find the distance.

  • 40 km

  • 60 km

  • 70 km

  • 70 km

296 Views

56.

A sum of ₹ 1,200/- is lent to be paid back in 5 equal annual instalments of ₹ 264 each. The rate of interest per annum is

  • 6%

  • 8%

  • 2%

  • 2%

291 Views

57.

Among below expressions which one can be expressed as the difference of two cubic expressions?

  • straight x cubed plus straight y cubed plus 3 straight x plus 3 straight y
  • straight x cubed plus 2 straight x squared plus 3 straight x plus straight x squared
  • straight x cubed plus 3 straight x squared plus 3 straight x minus 2
  • straight x cubed plus 3 straight x squared plus 3 straight x minus 2
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58.

If straight a over straight b plus straight b over straight a equals negative 1, then the value of straight a squared over straight b squared minus straight b squared over straight a squared is

  • 1

  • -1

  • 0

  • 0


C.

0

straight a over straight b plus straight b over straight a space equals space minus 1
fraction numerator straight a squared plus straight b squared over denominator ab end fraction equals negative 1
straight a squared plus straight b squared space equals space minus ab
straight a squared plus straight b squared plus ab space equals space 0                       ...(i)
straight a squared over straight b minus straight b squared over straight a space equals space fraction numerator straight a cubed minus straight b cubed over denominator ab end fraction
equals space fraction numerator left parenthesis straight a minus straight b right parenthesis thin space left parenthesis straight a squared plus straight b squared plus ab right parenthesis over denominator ab end fraction
equals fraction numerator left parenthesis straight a minus straight b right parenthesis space cross times space 0 over denominator ab end fraction space space space space space space space space space space space space space left square bracket From space equation space left parenthesis straight i right parenthesis right square bracket
equals space 0

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59.

The line segment AB intersects the straight line CD at B; AB will be smallest when angle ABD is

  • 30 degree
  • 60 degree
  • 90 degree
  • 90 degree
466 Views

60.

Which of the following is not true for a rhombus?

  • All sides are congruent

  • Opposite sides are parallel

  • Diagonals are equal

  • Diagonals are equal

277 Views

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