Sophia was counting the number of crystals in 5kg of sugar. Can you help her to find the number of crystals in 5kg without actual counting, if 12kg of sugar contains $24 \times 10^{4}$ crystals?

2 x 10⁴

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1 x 10⁵

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2.4 x 10⁶

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24 x 10²

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Solution

The correct option is B
1 x 10⁵

$\begin{matrix} W e i g h t o f s u g a r & 12 & 5 N u m b e r o f c r y s t a l s & 24 \times 10^{4} & y \end{matrix}$
This situation follows direct proportionality.

$\frac{12}{24 \times 10^{4}} = \frac{5}{y}$

$y = 10^{5}$

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Sophia was counting the number of crystals in 5 kg of sugar. Can you help her to find the number of crystals in 5 kg without actual counting if 12 kg of sugar contains 24 x $10^{4}$ crystals?

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Sophia was counting the number of crystals in 5kg of sugar. Can you help her to find the number of crystals in 5kg without actual counting, if 12kg of sugar contains 24 x $10^{4}$ crystals?

Question 07.1.
Suppose 2 kg of sugar contains $9 \times 10^{6}$ crystals. How many sugar crystals are there in 5 kg of sugar?

Suppose $2 k g$ of sugar contains $9 \times 10^{6}$ crystals.

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Sophia was counting the number of crystals in 5kg of sugar. Can you help her to find the number of crystals in 5kg without actual counting, if 12kg of sugar contains 24×104 crystals?

The correct option is B 1 x 105 Weight of sugar12 5 Number of crystals24×104y This situation follows direct proportionality. 1224×104=5y y=105

Sophia was counting the number of crystals in 5kg of sugar. Can you help her to find the number of crystals in 5kg without actual counting, if 12kg of sugar contains $24 \times 10^{4}$ crystals?

The correct option is B
1 x 10⁵

$\begin{matrix} W e i g h t o f s u g a r & 12 & 5 N u m b e r o f c r y s t a l s & 24 \times 10^{4} & y \end{matrix}$
This situation follows direct proportionality.

$\frac{12}{24 \times 10^{4}} = \frac{5}{y}$

$y = 10^{5}$