Which of the following expressions is written in scientific notation?

73.4 * 10^5

0.09*10^7

80*10^3

4.22*10^-3

What is the sum 2/6+7/6

Write 8 ten millions, 82 thousands, 12 ones, 7 tens, 11 hundreds in standard form

The following steps are used to re write the polynomial expression, 3 (x+4y)

Mona stopped at a gas station where the price per gallon was $2.80. She spent $14 to fill up her car. What equation would represent how much gas Mona purchased? How many gallons of gas did Mona purchase?

If the perimeter of the base of a regular pyramid is 24 and its slant height is 10, what is the lateral area of the pyramid?

Pedro gets 8 hours of sleep each night. how many hours does pedro sleep in 365 (one common year) days?

Pham can work as many or as few hours as she wants at the college bookstore for $10 per hour. But due to her hectic schedule, she has just 20 hours per week that she can spend working at either the bookstore or at other potential jobs.

Mr. holms used 4/5 of a carton of orange juice. he used equal amounts of leftover juice for two servings what fraction of the whole carton of juice did he use for each serving

Choose Yes or No to tell whether there is more than one way to draw a triangle with the given measures.

What is an equation of the parabola with vertex at the origin and focus (-6, 0) ?