Question

An athlete performing a long jump leaves the ground at a 29.6∘ angle and lands 7.68m away.
Part A
What was the takeoff speed?
Express your answer using three significant figures and include the appropriate units.
i got an answer of v =9.36 m/s

Answer 1

Part B
If this speed were increased by just 3.0%, how much longer would the jump be?
Express your answer using two significant figures and include the appropriate units.

i got an answer of 8.16 m for distance but its wrong, can someone help please?