What is 1/2 + 1/5 in simplest form?

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

With finding limits of multi variable !

What is 140% of 25? because i need