xy লেখচিত্র সমীকরণ y=-12x +3 এর রেখা যদি (c,c) রেখা বিন্দুর মধ্যদিয়ে গেলে c এর মান কত?
দুটি সংখ্যার গুনফল ১৫৩৬। সংখ্যা দুটির লসাগু ৯৬ হলে, গসাগু কত?
If logx144= 4 then find the value of x.
If the radius of a circle is decreased by 20% then the area is decreased by:
what is the least integer that is a sum of three different primes each greater than 20?
A toy store regularly sells all stock at a discount of 20 percent to 40 percent. If an additional 25 percent were deducted from the discount from the discount price during a special sale, what would be the lowest possible price of a toy costing Tk. 16 before any discount?
you can now buy 5 more Mangoes with Tk. 75 due to reduction in price by 20 percent . Calculate the current price of one dozen of Mangoes.
In redesigning a cold storage, the length is increased by 30% , the breadth is increased by 50% and the height is reduced by 20% . what is the net increase in the volume of the redesigned cold storage compared to the previous design?
A box contains 24 balls , some are red and some are black. Each of the following could be the ratio between the red and black balls except
A pen was sold at 15% loss. If the selling price was Tk. 8 more , then the seller could have made a profit of 10% . what was the purchase price of pen?
Mr. Karim deposited Tk. 800 in a bank at 15% annual compound interest rate . At the end of the second year ,the total amount including the interest will be:
Out of total profit , A gets 40% , B 25% , c 20% , D 10% and E 5% . what percentage of B's profit is that of A?
A car wash center washes 10 cars in half an hour . At this rate how many cars can wash in 4 hours?
B and C are points on a straight line AD, where AB= BC=CD . What percent of AC is AD?
The sum of 6 consecutive odd integers exceeds twice the biggest integer integer by 38. Find sum of the six numbers?
If the following series continues to follow the same pattern, what will be the next number: 2 ,6 , 3, 9,6 .....?
what percent of 25 is 0.2 0?
what is the number of integers between 101 and 199 which exactly divisible by 5 or 7?
X is 4/6 of Y and Y is 9/8 of Z. what is the ratio of Z:X?
Taxi fare is charged at Tk. 15 per mile plus Tk. 150 for a trip. If the total fare by taxi is Tk. 600 . then what is the distance covered in miles by the trip?