Which expression is equivalent to r over s (6)

The number from the set will make the equation x+4=7.8 true

What is the ratio of the sector area to the area of the entire circle? 2 4

Matilda answered 12 out of 15 questions how many would it be if she answered 25

A human usually has 20 baby teeth which are replaced by 32 adult teeth. Raül lost 8 of his baby teeth. Raül said he lost 4/10 of his baby teeth Ana said Raul lost 2/5. Which of this conjectures are true? Construct an argument to justify your answer.

If you have 20 mL of water, how many cubic centimeters of water do you have?

What is the factored form of the polynomial? x2 + 9x + 20 (x - 4) (x - 5) (x - 2) (x - 10) (x + 4) (x + 5) (x + 2) (x + 10)

290 pennies are equal to how many dimes

How can I teach surface area better?

What is the pi of S = (Πr^2) + (2Πr) h

If you have 12 friends and make three equal teams, what fraction do you use?