8.87 x 10^10 is the scientific notation
<span>The wealth and resources of a country or region, especially in terms of the production and consumption of goods and services.
OR
</span><span>Careful management of available resources.</span>
1/9 of total marbles = 1/9 × 36 = 4
so Alexis gave 4 marbles to Sara.
And so Alexis is left behind with 32 (36-4) marbles and so Sara have 4 marbles now
