Alarge candy bar was 107 calories. the smaller candy bar was 26 percent fewer calories. how many calories does the smaller candy bar have?

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 (%)