A card is randomly drawn from a deck of 52 cards. What is the probability of getting a king or Queen ?

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Job Solution Bangladesh Development Bank Ltd Bangladesh Development Bank Ltd - Senior Officer - 24.11.2017 গণিত
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If it takes 50 workers 4 hours to dig a hole, how long should it take 30 workers to dig the same hole?

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The angles of a triangle are in the ratio of 2 : 3 : 4. The largest angle in the triangle is :

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For every novel in the school library there are two science books, for each science book there are seven economice books. Express the ratio of economics books to science books to novels in the school library as a triple ratio.

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A company makes a profit of 6% on its first Tk. 1,000 of sales each day and Tk. 55 per thousand on all sales in excess of Tk. 1,000 of that day. How much profit will the company make in a day when sales are Tk. 6,000?

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The sum of two numbers is 12 and their product is 35. What is the sum of reciprocals of these numbers?

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