Why is scientific notation used?

A. to round numbers to the nearest whole number

B. to promote reproducibility of data

C. to increase the validity of data

D. to express very large or very small numbers

Alexandra buys sweatshirts for $12 each. In her store, she sells each sweatshirt for $30. Part A As part of a promotion, Alexandra discounts the college sweatshirts by 25%.

A new drug on the market is known to cure 20% of patients with breast cancer. If a group of 20 patients is randomly selected, what is the probability of observing, at most, one patient who will be cured of breast cancer? A• (20) / 1 (0-20) ^1 (0.

A rectangular rug has a perimeter of 20 feet. The length of the rug is 6 feet. What is the width of the rug in inches?

Two sides of a triangle measure 18 m and 11 m. if the perimeter of the triangle is 37 m, what is the length of the third side

Which measurement is equivalent to 1.2 km 0.12cm 120cm 1200cm 120000cm

How do I get the answer to 3 divided by _ equals 36

Determine whether the graph is discrete or continuous. Explain your reasoning. "the number of completed passes depends on the number of attempted passes"

How to make an exponential model from a table

Each day, a factory produces a total of 280 containers of ice cream. The flavors are vanilla, chocolate, and strawberry.

If a wood floor costs $4.50 per square foot, how much is that per square yard?