1.

1 से 70 तक कि कितने % संख्या के वर्ग के अंत मे 1 आता है?A.20 B.18 C.14 D.21 explain kre.​

Answer»

Answer:

c.14

Step-by-step explanation:

only the squares of NOS. ending with 1 and 9 have 1 at units place.

till 70, there are 14 such nos, hence UR ans is 14



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