Multiply the numbers

Answer

$1240$

Multiply the numbers

$\color{#FF6800}{ 20 } \color{#FF6800}{ \times } \color{#FF6800}{ 20 } \times 3.1$

$ $ Multiply $ 20 $ and $ 20$

$\color{#FF6800}{ 400 } \times 3.1$

$\color{#FF6800}{ 400 } \color{#FF6800}{ \times } \color{#FF6800}{ 3.1 }$

$ $ Multiply $ 400 $ and $ 3.1$

$\color{#FF6800}{ 1240 }$

Solution search results

$20$ times $20$

1st-6th grade

Geometry

$3.$ In Young's double slit interference experiment, the
$s|i$ separation is made $3$ fold. The fringe width
becomes $S$
$\left(a\right)$ $1/3$ times $\left(b\right)$ $119$ times
$\left(c\right)$ $3$ times $\left(d\right)$ $9$ times
$\left($ (a) $\right)$
$\left($ (b) $\right)\right)$
$\left(c\right)$
$\left(d\right)$

1st-6th grade

Probability and Statistics

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