2:7::1:?

asked by guest
on Oct 25, 2024 at 7:21 am



You asked:

Solve \(2 : 7=1 : ?\) for the variable \(?\).

MathBot Answer:

$$\begin{aligned}? &= \frac{7}{2}\end{aligned}$$

Express both ratios as fractions. \[\frac{2}{7} = \frac{1}{?}\]

Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{2}{7} &= \frac{1}{?} \\ 2 ? &= 7 \\ ? &&= \frac{7}{2} \end{aligned}$$

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