When Mrs. Turner was a child, in 4 hours she could plow 16 acres. Then the fields were wet and she had to slow to half the speed. How long did it take to plow the last 10 acres

On a coordinate grid, point p is at (4, 3) and point r is at (−2, −5). points q and s are a reflection of both points across the x-axis. what are the coordinates of q and s? q(−4, 3), s(2, −5) q(4, −3), s(−2, 5) q(−4, −3), s(2, 5) q(−4, 3), s(−2, 5) ; -; i can't figure it out, if someone can me with the answer,that would be nice

Find dy/dx using implicit differentiation ln(20+e^xy)=y

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal