Erwin invested $120,000 in stocks and bonds. If he made a 20% profit on his stocks and a 5% profit on his bonds, and the combined profit was $10,500, how much did Erwin invest in his stocks?

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.

.25

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