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Platelets and red blood cells are components of the blood. A typical platelet and red blood cell have diameters of approximately 2.33×10^−6 m and 0.0000075 m, respectively. Which blood component has a bigger diameter, and approximately by how much?

China and India are the most populous countries in the world. China’s population is approximately 1.45×10^9 , while India’s population is approximately 1,400,000,000. How many more people live in China than in India?

tape dispenser holds 1.14×10^4 mm of tape that is 12.7 mm wide. Multiply the two numbers to find the total area in square millimeters of tape. Write the product in scientific notation. A. 14.478×10^5 mm^2 B. 1.4478×10^5 mm^2 C. 14.478×10^4 mm^2 D. 1.4478×...

A sugar cube has a volume of about 4.9 ml. What is the total volume in milliliters of 1.5×10^6 sugar cubes? A. 0.735 x 10^7 B. 7.35 × 10^5 C. 7.35 × 10^6 D. 7.35×10^7

Multiply 0.75 by 2.8 × 10^−5

What is 5.5×10^4 multiplied by 2.2×10^−8 ? Write the answer in scientific notation.

What is 5.5×10^4 multiplied by 2.2×10^−8 ? Write the answer in scientific notation. A. 1.21 x 10^-3 B. 1.21 x 10^-5 C. 12.1 x 10^-4 D. 1.21 x 10^-4

Multiply 0.75 by 2.8×10^−5 A. 2.1×10^−6 B. 2.1×10^−5 C. 2.1×10^−4 D. 2.1×10^−7

A rectangular park has an area of 1.36×10^8 ft^2 . The length of the park is 1.6×10^4 ft. Divide the area by the length to find the width of the park.

Divide 3.3×10^4 by 5.5×10^7

A city lunch program for seniors received a grant of 1.925×10^6 dollars. Divide that figure by the cost of $2.75 per lunch to find out how many senior lunches the grant can provide. Write the answer in scientific notation.

Solomon needs to distribute 10.5 gallons of perfume among 3.5×10^2 containers. How many gallons of perfume will be in each container? Write the answer in scientific notation

A large pavilion is made of 2.967×10^5 bricks. There are 6.9 bricks per square foot. How many square feet is the pavilion? Write the answer in scientific notation.