Wheels of diameters $7 \,cm$ and $14 \,cm$ start rolling simultaneously from $X$ and $Y$,which are $1990.50 \,cm$ apart,towards each other in opposite directions. Both of them make the same number of revolutions per second. Both of them meet after $10 \,s$.
Quantity $1$: Speed of the smaller wheel.
Quantity $2$: $21 \pi \,cm/s$.
Quantity $1$: Speed of the smaller wheel.
Quantity $2$: $21 \pi \,cm/s$.
- AQuantity $I >$ Quantity $II$
- BQuantity $I < $ Quantity $II$
- CQuantity $I \geq$ Quantity $II$
- DQuantity $I = $ Quantity $II$ (or relationship cannot be established)
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