If the value of y varies directly with x, which function represents the relationship between x and y when y=16/5 and x=20? A. y=25/4x
B. y=116/5x
C. y=4/25x
D. y=64x

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 (%)

Im literally having a mental breakdown

Finding tbe values of the variables in each kite