4: Danny made 84 cupcakes on Monday and n cupcakes on Tuesday. He made a total of 145 cupcakes. Write an equation to express how many cupcakes Danny made.

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

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 (%)

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.