can you check my work to see if i answered it correctly for the 50 and 75 percentile

X % cf C% 4.00 4.00 - 4.99 2 3.92 2 3.92 4. 9 95 5.00 - 6.99 2 3.92 4 7.84 6.995 7.00 - 8.99 5 9.80 9 17.64 8. 995 9.00 -10.99 9 17.65 18 35.29 10.995 11.00 -11.99 6 11.76 24 47.050 * 11.995 12.00 -12.49 9 v 17.65 33 64.70 12,495 12.50-12.99 5 9.80 38 74.50 12995 13.00 -13.99 4 7.84 42 82.34 13, 995 14.00 -14.99 7 13.73 49 96.070 14.995 15.00 -15.99 2 3.92 12 99 51 100.00 12. 4 50 th 11.99 5 - 75th 12.491 "1 + (n (. 5 )- cfbl* . 50 .50o r, + (n ( 075 ) - cfb ) an f f 11.995 ( 51 (65 ) - 24 ) + 510 12.995+51 (75)-38) * 1:50 9 4 11. 995 + 115 + 50 12.995 + 38.25- 38 1 150 9 4 11.995 + 0. 17 : 50 : 12.019 12.995 4 12.995 + 0 06 x, 10 (13, 06 ac Teal Tower limit of