The price of a pen is 25% more than the price of a book. The price of a fan holder is 50% more than the price of the book. How much is the price of the pen holder more than the price of the pen?
A sum of Tk. 312 was decided among 100 boys and girls in such a way that each boy get Tk 3.6 and each girls Tk. 2.4 . The number of girls is-
Shehnaz has to record temperature of a covid-19 patient in Celsius but hard thermometer reads Fahrenheit. The patient's temperature is 100.7° Fahrenheit. What is the temperature in Celsius?
If the value of a cube is 27 cubic meters, find the the surface area of the cube?
The value of 0.1×0.1 is-
A can do a piece of work in 10 days , B can do the same in 30 days and c in 60 days . If A is assisted on alternate days by B and C, in how many days would the work get completed?
If Arif is making a profit of 25 percent on his selling price, what is his actual profit percentage?
The simple interest on a certain sum of money at 4 percent per annum for 4 years is Tk. 87.5 more than interest on the same sum for 3 years at 5 percent per annum . Find the sum of money.
How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3?
Neela got married 6 years ago. Today her age is 1.25 percent times her age at the time of marriage. Her son's age is 1/10 her age. Her son's age is:
The ratio between the length and the perimeter of a rectangular plot is 1 : 3 and the ratio between the breadth and perimeter of that plot is 1 : 6 What is the ratio between the length and area of that plot?
If debater B is selected and debater Y is rejected, the team will consist of which foursome?
If both Y and Z selected, which of the other debaters must be in the team with them?
Which of the following statements must be false? I. Debaters Y and C are never selected together. II. Debaters Z and B are never selected together . III. Debaters Z and D are never selected together .
If debater A is in the team, which other debaters must be in the team as well?
একই পেনড্রাইভ বিক্রয় দোকানদার ৫% ডিসকাউন্ট দেয়। ৭% ডিসকাউন্টে তার ১৫ টাকা কম লাভ হতো। পেনড্রাইভ দিয়ে তালিকা মূল্য কত টাকা?
৩০০ মিলি লিটারের মিশ্রণে ১২% লবণ আছে, যদি এর সাথে ২০০ মিলি লিটার পানি মেশানো হয় নতুন মিশ্রণে লবণের পরিমাণ কত শতাংশ?
১৫০ মিটার দীর্ঘ একটি ট্রেন ৪৫০ মিটার দীর্ঘ প্ল্যাটফর্ম ২০ সেকেন্ডে অতিক্রম করে। ট্রেনটির গতিবেগ ঘন্টায় কত কিলোমিটার?
একটি সিলিন্ডার ও একটি বৃত্তাকার মোচার ব্যাসার্ধ এবং আয়তন সমান। সিলিন্ডারের উচ্চতা ও মোচার উচ্চতার অনুপাত কত?
log5625= কত?