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Questions in mathematics
📝 Answered - If \( A + B = 76 \) \( A - B = 38 \) Find \( A \div B \).
📝 Answered - During 4 days, the price of the stock of PEV Corporation went up 1/4 of a point, down 1/3 of a point, and up 7/10 of a point. What is the net change?
📝 Answered - The area of a 25-inch TV screen is 300 square inches. The area of a 40-inch TV screen is 768 square inches. The area of the smaller screen is what percent of the larger screen?
📝 Answered - A building measuring 90 m by 60 m is to be built. A paved area of uniform width will surround the building. The paved area is to have an area of 9000 square meters. How wide is the paved area?
📝 Answered - 283.85 g + 6,204 mg + 0.00039 kg How many total grams of chemical did they mix together?
📝 Answered - if a 35 year old women has averaged 8 hours of sleep each 24 hours how many days of her life has she spent
📝 Answered - In insects, what does the blood transport? What is not transported by the blood?
📝 Answered - Find the vertex and x-intercepts of the function: \[ y = -x^2 - 6x - 5 \]
📝 Answered - Solve by completing the square: \[ x^2 + 14x - 51 = 0 \]
📝 Answered - A chef holds a 55 g egg above the floor. The egg has 0.65 J of gravitational potential energy. How far above the ground is the egg?
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