Challenger App

No.1 PSC Learning App

1M+ Downloads
12 : 143 : : 19 : ?

A391

B371

C360

D390

Answer:

C. 360

Read Explanation:

12²-1=143 19²-1=360


Related Questions:

റോഡ് : കിലോമീറ്റർ : : പഞ്ചസാര ?
A, B, C, D, E, F and G are sitting around a circular table facing away from the centre (but not necessarily in the same order). Only 3 people sit between D and F when counted from the right of D. E and G are both immediate neighbours of A. B sits immediately to the left of C. Only 1 person sits between B and G when counted from the right of G. What is the position of E with respect to B ?
Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number. 8:67::10:103::17:?
സമുദ്രം വെള്ളവുമായി ബന്ധപ്പെട്ടിരിക്കുന്നതു പോലെ, ഹിമപാളി എന്തുമായാണ് ബന്ധപ്പെട്ടിരിക്കുന്നത്?
Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. IFX : LCS DNG : GKB