Question

Use a table to solve the following proportion word problems. Then choosethe correct answer.10. The ratio of sand to cement used for making a concrete walkway is1 to 2. If there are 16 pounds of cement, how many pounds of sandare needed?1ySand (in pounds)Cement (in pounds)2.16Aà pound of sandB32 pounds of sandC8 pounds of sand

Answer 1

Eight pounds of sand

Answer 2

`1\colon2=(1)/(2)`

Let:

x = pounds of sands

y = pounds of cement

`\begin{gathered} y=(1)/(2)x \\ \text{if y=16} \\ 16=(1)/(2)x \\ \text{Solve for x:} \\ x=16*2 \\ x=32lb \end{gathered}`

32 pounds of sand are needed