ভেক্টর →A = 1 + 2j - 5k এবং →B = ai +3j + 2k । a এর মান ® উচ্চতাপমাত্রা ও নিম্ন চাপে কত হলে ভেক্টর দুটি লম্ব হবে?
There are 5.5 billions bacteria. If 1 in 75 millions can do mutation how many bacteria was there possible can do mutation?
If there are 10 gifts and 25 blank seats then what are the probability to win a prize?
The total expense of 15 employees is 27000 including 15% gratuty of service. What is per person expense excluding the gratuty?
5 odd consecutive series, there 6th number is 15.4th number was?
If the price of a product was reduced 10% then 20% then 40%, what was the total discount price?