কত বছরে অর্থের যোগফল প্রতি বছর 12% হারে দ্বিগুণ হবে? (A) 8 বছর 6 মাস (B) 6 বছর...

In how many years will a sum of money double itself at 12% per annum? (A) 8 yr 6 months (B) 6 yr 9 months (C ) 8 yr 4 months (D) 7 yr 6 months

11 : 5 :: 17 : ? (A) 6 (B) 8 (C) 10 (D) 12

The factors of (12 x - 8y) (a - 2b) + ( 6b - 2a) ( 3x - 2y) are :

If n(A) =8 , n(B)=12 and n (A nn B)=6 then, find n(A uuB)

From the given blocks when 10 is at the bottom, which number will be at the top ? (A) 8 (B) 12 (C) 6 (D) 4

If 8% of a number is 6, then the number is 96 (b) 60 g 6 (d) 75

If ^(n)C_(12)=^(n)C_(8) then = a.20 b.12 c.6 d.30

Number of vertices of a cuboid is 4 (b) 6 (c) 8 (d) 12

Arun borrowed a sum of money from Jayant at the rate of 8% per annum simple interest for the first four years, 10% per annum for the next 6 years and 12% per annum for the period beyond 10 years. If he pays a total of Rs 12160 as interest only at the end of 15 years, how much money did he borrow? (a) Rs 8000 (b) Rs 9000 (c) Rs 10000 (d) Rs 12000

If A" "=" "{3," "6," "9," "12 , 15 , 18 ," "21} , B" "=" "{" "4," "8, 12 ,16 ," "20" "} , C" "=" "{" "2," "4," "6," "8, 10 , 12 , 14 , 16" "} , D" "=" "{5," "10 , 15 ," "20" "} ; find (i) A - B (ii) A - C (iii) A - D