Samir is twice as old as Babul was two years ago. If the difference between their ages is 2 years, how old is Samir now?
300 grams of sugar solution has 40% sugar in it. How much sugar should be added to make it 50% in the solution?
A 240 m long train passed a pole in 24 seconds. How long will it take to pass a 650 m long platform?
A card is randomly drawn from a deck of 52 cards. what is the probability of getting an Ace or King or Queen?
The difference between two numbers is 5 and the difference between their squares is 65. What is the larger number?
Find the least number of six digits which is exactly divisible by 15, 21 and 28.
The sum of fourth and twelfth term of an arithmetic progression is 20. What is the sum of the first fifteen terms of that arithmetic progression?
The average of the numbers is 7. What will be the new average if each of the numbers is multiplied by 8?
A bag contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the bag; If at least one ball is to be included in the draw?
If it is Monday today, which day will come after 61 days of it?
In ∆ABC, AB=BC and AC is the hypotenuse . The value of ∠C is_______
∠A and ∠B are complementary to each other . If ∠A=115° then ∠B is____
A circularr garden with diameter o f20 meters is surrounded by a walkway of width 1 meter. What is the area of the walkway?
The diagonal of a rectangle is 41 cm and it is 20cm2. What is the perimeter of the rectangle?
Which of the following equations does not represent a straight line?
If x-1x=3 then x+1x=?
If x=ya, y=zb and z=xc then the value of abc is____
একটি সোনার গহনার ওজন ১৬ গ্রাম । তাতে সোনার ও তামার পরিমাণ ৩ : ১ । তাতে কি পরিমাণ সোনা মেশালে অনুপাত ৪ : ১ হবে ?
১২ ও ৯৬ -এর মধ্যে কয়টি সংখ্যা ৪ দ্বারা বিভাজ্য?
কোন ক্ষুদ্রতম সংখ্যাকে ৩, ৫ ও ৬ দ্বারা ভাগ করলে ভাগশেষ হবে ১?