How to write 8.235 x 10-4 in standard form

A farmer grows only pumpkins and corn on her 420 ace farm. this year she wants to plant 250 more acres of corn than pumpkins. How many acres of each crop should the farmer plant

If Mary is 2 year old and her sister is half of her age, now Mary is 100 years old, how old is her sister

Let f (x) = 5x - 2 and g (x) = x2. Find (g (f (x)). A) 5x2 - 2 B) 5x3 - 2x2 C) 10x - 4 D) 25x2 - 20x + 4

Find the indicated intersection or union {q, s, u, v, w, x, y, z} ∩ {q, s, y, z}

Without solving, identify whether each of the following equations has a unique solution, no solution, or infinitely many solutions. 1) 3x+5 = - 2 2) 6 (x-11) = 15-4x 3) 12x+9=8x+1+4x 4) 2 (x-3) = 10x-6-8x 5) 5x+6=5x-4

How to find a repeating decimal between 3 fractions?

How many times does 70 go into 1000

The table shows the number of glass bottles of different colors in a shelf. A fair coin is shown below the table.

How can 225% also be expressed as a fraction or mixed number? Express in simplest form.

A truck is rented at $40 per day plus a charge per mile of use. The truck traveled 15 miles in one day, and the total charge was $115. Which equation can be used to the charge x, in dollars, per mile traveled?