Question

$0.10d+0.25(d+5)=4.05$

Short answer

The value of$d=8$

Step-by-step solution

- The given information

$0.10d+0.25(d+5)=4.05$

Step 2

$$\begin{gathered} 0.10d+0.25(d+5)=4.05 \\ \Rightarrow 0.10d+0.25d+1.25=4.05 \\ \Rightarrow 0.35d=4.05-1.25 \\ \Rightarrow 0.35d=2.80 \\ \Rightarrow d=8 \end{gathered}$$