12 35 81 173 357 (?)

12 : 35 : : 16 : ?

173. 11 : 1331 :: 9 : ?

The wavelengths of two sound waves in air are 81 /173 m and 81 /170 m . They produce 10 beats per second. Calculate the velocity of sound in air.

3600 725 150 35 12 ?

146. 9: 81 : : 12 : ?

The factors of 625 a ^(12) - 81 b ^(12) are :

The fraction (173)/(1000) in decimal form is: 17.3 (b) 1.73 (c) 0.173 (d) 0.0173

The fraction (173)/(1000) in decimal form is: (a)17.3 (b) 1.73 (c) 0.173 (d) 0.0173

The fraction (173)/(1000) in decimal form is: (a) 17.3 (b) 1.73 (c) 0.173 (d) 0.0173