Which equation(s) have an amplitude of 1/2?

A.3 & 7
B.1, 4, 6, & 7
C.2 & 5
D.2, 3, 5, and 8

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

20 points for the brainliest? drag each tile to the correct box. not all tiles will be used. arrange the steps to solve the equation . plz