(a)234.3x13 (b) 31.38 X 5 (c) 0.653X 45 (d) 21.45X 10 (e) 25.41X 18 (f) 93.2 X 47 (g) 234.2X 342 (h) 89.4X20

(a)1.1 X 3.0 (b) 2.5 X 1.4 (c) 3.4X 4.6 (d) 2.4X4.8
(e) 2.6 X 12.3 (f) 6.72 X 56.1 (e) 24.59 X 31.2 (f) 27.15 X 3.7

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)