The sun's corona ...

a) is formed by sunspots

b) loops into space

c) cannot be seen during a solar eclipse

d) is the sun's outer atmosphere

There are 20 sixth graders and 25 seventh graders. If each group has the greatest possible number of club members, how many groups of sixth graders and how many groups of seventh graders will there be? use numbers and words to explain your answer.

How to solve this: What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from: 1) 12 'o clock to 6 'o clock 2) 3 'o clock to 6 'o clock 3) 1 'o clock to 4 'o clock 4) 5 'o clock to 11 'o clock

F - 3/4 = 1/2 what is f?

How many planes must intersect to form a line?

Solve linear equation. 2X+7=19

Ryan took out a 66-month loan to pay for a $28,500 car. If he paid $33,829.50 in total at the end of the loan, find the interest rate.

Write and solve an inequality to find the values of x for which the area of the retangle is greater than the area of the triangle

Simplify (-15+78) - |22-83|

Factor f (x) = 2x^3+5x^2-97x+180

Jerry has 60 coins consisting of quarters and dimes. The coins combined value is $9.45. Find out how are quarters and how many are dimes.