Use the diagram below for Exercises 15 and 16. NM
Q
R
15. If m_MQR= 61 and mZMQP = 25, find m_PQR.
16. If mLNQM = 2x + 8 and m2PQR=x + 22,
find the value of x.

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50