26) Consider a person whose heart beats 70 times per minute, and lives to be 85 years old. How many times would their heart beat in their lifetime (excluding leap years)? Write your answer in scientific notation. 27) If the population in New York City is 3.2 x 107 and the population on Long Island is 1.68 x 105, how many people live in these two areas combined? Express your answer in scientific notation. 28) The masses of the following planets in a given solar system are listed below. Planet A: 3.24 x 1024 Planet B: 5.673 x 1025 Planet C: 2.178 x 1025 Planet D: 3.923 x 1024 What is the average mass of all four planets? Write your answer in scientific notation. Simplify: Mixed Review 29) 8x 2y + 6x 30) -5(-2x + 7) 5 y – – – Simplify: 31) 32) 33) 34) 35) Solve. 36) 4(-3x + 2) = 44 37) 4(x 2) = 3x + 5 38) 4x + 2 = 5x 3 x – – – 39) Convert 68 degrees Fahrenheit to Celsius. 40) Find the slope of the line which passes through points (6,3) and (4, -5) 41) Find the volume of a prism when = 10, = 8, and = 6 l w h
26) Consider a person whose heart beats 70 times per minute, and lives to be 85 years old. How many times would their heart beat in their lifetime (excluding leap years)? Write your answer in scientific notation. 27) If the population in New York City is 3.2 x 107 and the population on Long Island is 1.68 x 105, how many people live in these two areas combined? Express your answer in scientific notation. 28) The masses of the following planets in a given solar system are listed below. Planet A: 3.24 x 1024 Planet B: 5.673 x 1025 Planet C: 2.178 x 1025 Planet D: 3.923 x 1024 What is the average mass of all four planets? Write your answer in scientific notation. Mixed Review Simplify: 29) 8x – 2y + 6x – y 30) -5(-2x + 7) – 5 Simplify: 31) 32) 33) 34) 35) Solve. 36) 4(-3x + 2) = 44 37) 4(x – 2) = 3x + 5 38) 4x + 2 = 5x – 3 – x 39) Convert 68 degrees Fahrenheit to Celsius. 40) Find the slope of the line which passes through points (6,3) and (4, -5) 41) Find the volume of a prism when l = 10, w = 8, and h = 6
8r_unit_11_scientific_notation_student_packet.docx