In the one minute rope skipping competition, the average number of Xiaoming's two jumps is 120. To make the average number of three jumps 125, he should jump () in the third time A. 125B. 145C. 135

In the one minute rope skipping competition, the average number of Xiaoming's two jumps is 120. To make the average number of three jumps 125, he should jump () in the third time A. 125B. 145C. 135

125 × 3-120 × 2 = 375-240 = 135. A: he should jump 135 for the third time