একটি ব্যাগে, 2 টাকা, 1 টাকা এবং 50 পয়সা কয়েনের সংখ্যার অনুপাত 3:4:5। যদি মোট...

(1) / (1.2) + (1.3) / (1.2.3.4) + (1.3.5) / (1.2.3.4.5.6) + .... oo

Which of the following is in ascending order A. 2/3, 3/4, 4/5, 1/2 B. 3/4, 4/5, 1/2, 2/3 C. 1/2, 2/3, 3/4, 4/5 D. 4/5, 1/2, 2/3, 3/4

If A = [ ( 2,-1,1),(2,-3,5) ] , B = [(3,-3),(4,-1),(5,0)] , find AB.

If the mean deviation about the median of the numbers a, 2a, ....., 50a is 50, then |a| equals : (1) 2 (2) 3 (3) 4 (4) 5

What will come next in the series given below ? 1 1 2 1 2 3 1 2 3 4 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 1 2 3 4 5 6 7 1 2 3 4 5 1) 1 2) 5 3) 6 4) 2 5) None of these

The additive inverse of S, where S =1 - 2 + 3 -4 + 5 -6 + 7 - 8 + ...+ 49 - 50 is

The value of [4/7 of 2 4/5xx1 2/3-(3 1/2-2 1/6)]div (3 1/5 div 4 1/2 of 5 1/3) is: [4/7 of 2 4/5xx1 2/3-(3 1/2-2 1/6)]div (3 1/5 div 4 1/2 of 5 1/3) का मान ज्ञात कीजिए?

In each of the following questions, one term in the number series is wrong. Find out the wrong term. 2, 5, 10, 50, 500, 5000 1)5 2) 10 3) 50 4) 5000