Accepted Answer
The percent that Desmond average speed increase is 25%.How to calculate the percentage?From the information, with his old trainer, Desmond averaged a pace of 24 MPH and with his new trainer, he rode at an average speed of 30 MPH.It should be noted that the percentage increase in speed will be:= Change in speed / Initial speed × 100= (30 - 24) / 24 × 100= 6/24 × 100= 25%The percentage is 25%.Learn more about percentages on:brainly.com/question/24304697#SPJ1