# A particle is moving with uniform acceleration along a straight line. The average velocity of the particle from 𝑃 to 𝑄 is 8ms−1 and that from 𝑄 to 𝑆 is 12ms −1 . If 𝑄𝑆 − 𝑃𝑄, then the average velocity from 𝑃 to 𝑆 is

Question : The average velocity of the particle from 𝑃 to 𝑄 is 8ms−1 and that from 𝑄 to 𝑆 is 12ms −1 . If 𝑄𝑆 − 𝑃𝑄, then the average velocity from 𝑃 to 𝑆 is

(A) $9.6ms^{-1}$

(B) $12.87ms^{-1}$

(C) $64ms^{-1}$

(D) $327ms^{-1}$