Ritchie wants to paint his bedroom ceiling and four walls. the ceiling and each of the walls are 8 feet by 8 feet. a gallon of paint covers 40 square feet. write an expression that can be used to find the number of gallons of paint richie needs to buy.

10 glasses of juice could be made with 5 carrots, 1,500 orange juice, 2,000 papaya juice.

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.