The speed of a car increases by 2 kms after every one hour. If the distance travelling in the first one hour was 35 kms. what was the total distance travelled in 12 hours?	Choose the correct choice:	A) 456 kms	B) 482 kms	C) 552 kms	D) 556 kms	E) 500 kms
Explanation:   Total distance travelled in 12 hours =(35+37+39+.....upto 12 terms)   This is an A.P with first term, a=35, number of terms,   n= 12,d=2.   Required distance = 12/2[2 x 35+{12-1) x 2]   =6(70+23)   = 552 kms.   ANSWER IS 552 kms
<result>C</result>
The speed of a car increases by 2 kms after every one hour. If the distance travelling in the first one hour was 35 kms. what was the total distance travelled in 12 hours?