If x:y= 5:3, then (8x-5y) : (8x+5y)= ?
The average of 5 consecutive number integers starting with m as the first integers is n then n = ?
The difference of two numbers is 20% of the large number. If the smaller number is 20 then the largest number is-
A mother said to her daughter- " I was as old as you are at present at the time of your birth". If the mother's age is 38 years now, the daughter's is 5 years back was-
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-
How many feet is equal to 1 nautical mile?