Help ASAP, easy 15 points and a for the first one to answer .

If 20% of a number is 35, what is 50% of that number?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0