A particle moving along a straight line travels 100 m in the 10th second and 200 m in the 20th second. Find the distance travelled by it in 30 seconds.

A particle moving along a straight line travels 100 m in the 10th seco

1.	A particle moving along a straight line travels 100 m in the 10th second and 200 m in the 20th second. Find the distance travelled by it in 30 seconds.
A.	4650 m
B.	3000 m
C.	2000 m
D.	2800 m
Answer» B. 3000 m

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A particle moving along a straight line travels 100 m in the 10th second and 200 m in the 20th second. Find the distance travelled by it in 30 seconds.

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