একটি বর্গক্ষেত্রের বাহুর দৈর্ঘ্য ৫ ফুট । বর্গক্ষেত্রটির সমআয়তনের একটি আয়তক্ষেত্রের প্রস্থ ৪ ফুট হলে উহার দৈর্ঘ্য কত?
৪৮ সংখ্যাটি কোন সংখ্যার ৬০%?
এক ব্যক্তি তাঁর বেতনের ১১০ অংশ মহার্ঘ ভাতা পান। তাঁর মাসিক বেতন ১,৬০০ টাকা হলে, তাঁর মহার্ঘ ভাতা কত?
A picnic was arranged by m students. Total cost of the picnic was estimated to be y take. Unfortunately, z students withdrew their names from the picnic. How many more taka would each of the reaming students have to pay?
A number consists of 3 digits whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if these two digits are reversed. What is the number?
The cost of equities of type A and Bi ( in dollar) are two different positive integers. If 4 equities of type A and 5 equitives of type B together cost 27 dollars,what is the total cost of 2 equities of type A and 3 equities of Type B in dollars?
Shakil started a business investing tk. 25,000 in 2009 . In 2010 , he invested an additional amount of Tk. 10,000 and Raihan joined him with an amount if Tk. 35,000. In 2011 Shakil invested another additional amount of Tk, 10,000 and Jafor joined them with an amount of 35,000. What will be Raihan’s share in the profit of Tk. 1,50,000 earned at the end of 3 years from the start of the business in 2009.
If 9 engines consume 24 metric tones of coal, when each is working 8 hours a day, how much coal will be required for 8 engines, each running 13 hours a day, it being given that 3 engines of former type consume as much as 4 engines of latter type?
c. Dagwood invested certain amount in three different schemes A, B and C with rate of interest 10% p.a, 12% and 15% p.a respectively, I the total total interest accrued in one yer was Tk, 3200 and the amount invested in Scheme C was 150% of the amount invested in Scheme A and 240% of the amount invested in Scheme B, what was the amount invested in Scheme B?
A man sells an article at a profit of 25% . If he had bought it at 20% less and sold it for Tk. 10.50 less, he would have gained 30% . Find the cost price of the article.
A and B can do a piece of work in 18 days; B and C can do it in 24 days; A and C can do it in 36 days. In how many days will A, B and C finish it, working together and separately?
A fruit-salad mixture consists of apples, peaches, and grapes in the ratio 6:5:2 respectively by weight, If 39 pounds of the mixture is prepared , the mixture includes how many more pounds of apples than grapes?
Mr, Sakil leaves his office at a certain fixed time. If he walks at the rate 5 km per hour ( kmh) he is late by 7 minutes . If he walks at the rate 6 kmh, he reached office 5 minutes earlier.
A man deposited Tk, 5000 with a bank that pays interest at the rate of 5% per annul even –six month. The man will withdraw Tk 500 from his principal plus any interest accrued at each six – month period. How much total interest can expect to receive?
Twenty men can finish a piece of work in 30 days. After how many days should 5 men leave the work so that it may be finished in 35 days?
x+3x-3 কে x2-10 দিয়ে ভাগ করলে ভাগশেষ কত থাকবে ?