The difference between simple interest and compound interest on certain sum of money for 2 yr at 5% per annum is Rs. 51, then sum will be
Rs. 21000
Rs. 20550
Rs. 21500
Rs. 20400
3
32
33
B.
32
lf half of a number is equal to 0.07 times of another number, then their ratio will be
50 : 7
5 : 7
7 : 50
1 : 14
A bag contains 4 black balls, 6 blue balls, 3 white balls and 5 red balls. One ball is drawn from the bag. Probability that the ball drawn is black or white
'From General to Particular' principle applied in
Deductive method
Inductive method
Synthesis method
Analytical method
If O is the centre of a circle in given figure, then relation between x and y is
x - 2y = 0
y - 2x = 0
x + 2y = 1800
x + 2y = 3600