` 2/3 : 4/9` is equal to _________

If S = (7)/(5) + (9)/(5^(2)) + (13)/(5^(3)) + (19)/(5^(4)) + …., then 160 S is equal to ________ .

Is 5/9 equal to 4/5 ?

If A : B : C=2:3:4, then the ratio A/B : B/C : C/A is equal to 4:9: 16 b. 8:9: 24 c. 8:9: 12 d. 8:9: 16

5 5/6 + [ 2 2/3 - { 3 2/3 - {3 3/4 (3 4/5 -: 9 1/2)} ] is equal to:

lim_(x to 3) (x^(2) - 27)/(x^(2) - 9) is equal to

The LCM of (1)/(3), (2)/(9), (5)/(6) and (4)/(27) is equal to

Evaluate : (( (3)^2 )^2)^2 /9 is equal to

5 5/6+[2 2/3-{3 3/4(3 4/5 div 9 1/2)}] is equal to :- 5 5/6+[2 2/3-{3 3/4(3 4/5 div 9 1/2)}] किसके बराबर है ?