Write 19% as a fraction and decimal

The triangles are similar. what is the value of x? enter your answer in the box. x = two right triangles. the larger right triangle is labeled x on the longer leg, 12 on the shorter leg and 20 on the hypotenuse. the smaller triangle is labeled 4 on the longer leg, 3 on the shorter leg, and 5 on the hypotenuse.

Standard deviation of 19,29,21,22,23

Yvaries directly as x. y =90 when x=6. find y when x=13