In the figure, DE is parallel to BC. If the area of a triangle ADE is half that of trapezoid DECB, what is the ratio of AE to AC?

Created: 7 months ago | Updated: 1 month ago

1:2

1 \sqrt{2}

1:3

1 \sqrt{3}

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Riaz spent 20% of his income on taxes and 20% of the remainder on rent . What percent of his income has he spent on rent ?

Created: 7 months ago | Updated: 1 month ago

১৬

১৮

১৫

Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত

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Average of 17 even consecutive integers is 42. What is the third integer from the beginning of the series when the integers are arranged in an increasing sequence ?

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২৮

২৯

৩০

৩৪

৩৬

Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত

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In the middle of around pool lies a water-lily . The water-lily doubles in size every day . After exactly 20 days the complete pool will be covered by the lily. After how days will half of the pool be covered by water-lily ?

Created: 7 months ago | Updated: 1 month ago

৭

১০

১৫

Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত

743

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How many of the integers between 110 and 120 are prime numbers ?

Created: 7 months ago | Updated: 1 month ago

০

৪

Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত

854

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Unless the new reserves are found soon, the world's supply of coal is being depleted in such a way that with demand continuing to grow at present rates, reserves will be exhausted by the year 2050. Which of the following , if true , will weaken he above a

Created: 7 months ago | Updated: 1 month ago

There has been a slowdown in the rate of increase in world demand for coal over the last 5 years from 10% to 5%

It has been known for many years that there are vast stocks of coal under Antarctica which have yet to be economically exploited

Oil is being used increasingly in place of coal for many industrial and domestic uses

As coal resources are depleted more and marginal supplies , which are more costly to produce and less efficient in use , are being mined

Industries are increasingly using fossil fuels, now a days , as the new reserves of such energy have been discovered

Job Solution Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত

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In the figure, DE is parallel to BC. If the area of a triangle ADE is half that of trapezoid DECB, what is the ratio of AE to AC?

Related Questions

Riaz spent 20% of his income on taxes and 20% of the remainder on rent . What percent of his income has he spent on rent ?

Average of 17 even consecutive integers is 42. What is the third integer from the beginning of the series when the integers are arranged in an increasing sequence ?

In the middle of around pool lies a water-lily . The water-lily doubles in size every day . After exactly 20 days the complete pool will be covered by the lily. After how days will half of the pool be covered by water-lily ?

How many of the integers between 110 and 120 are prime numbers ?

Unless the new reserves are found soon, the world's supply of coal is being depleted in such a way that with demand continuing to grow at present rates, reserves will be exhausted by the year 2050. Which of the following , if true , will weaken he above a