Noelle is drawing fraction bars to model the sum of One-fifth and Three-fourths. What is the smallest number of equally sized pieces each fraction bar can be broken into to find the sum?

Nu is designing a rectangular sandbox. the bottom is 16 square feet. which dimensions require the least amount of material for the sides of the sandbox.

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 (%)

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6