Write the equation of the sphere in standard form. x2 + y2 + z2 + 8x - 6y + 4z + 20 = 0

If 10% of a group ate sandwiches two days in a row, and 40% of the group had a sandwich on the first day, this means that 25% of the group that ate a first sandwich had a second.

How do I divide 20 by 0.5?

Erica baby sits for 4 1/2 hours and is paid $27. A. How much does she make per hour? B. How much does she make for 8 hours? C. If the people she babysits for have $34 to pay her, how long can they stay out.

5 pond fish equally consumed 5/8 kg of fish food. How much fish food did each of them get?

How do you write 66,000 in scientific notation?

Emily is 46 years old. Colin is 11 years older than Emily. Dan is 5 years younger than Emily. What is the total of their combined ages?

a chicken needs cooking for 2 hours 20 min it needs to be cooked at 1pm what time do i need to start cooking

Whats the definition of quadratic expression

There are two dogs for every three cats. That means there are 2/3 as many ___ as ___ dogs or cats?

B squared over B squared