O O O 1. Brightness 2. O 3. 4. 1 2 3 The position of the star and the planet on the left correspond to which point in the transit light curve? 4 Light Curve Time

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Yazid wants to make compost from leaves, sawdust, and food scraps. Leaves have 2% N, C:N 22.5, and MC 77%. Sawdust has 30% C, C:N 300, and MC 20%, whereas food scraps have 2% N, C:N 20, and 50% MC. If the amount of leaves used is 15 kg, determine how much food scraps and sawdust should be added to get a compost mixture with an ideal ratio of C:N 30:1 and moisture content 60%?

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