6+(w−10)=5 show ! 6.51−9.32+h=1.02 2/3+y−1/9=7/9 2 1/2x−3/4(2x+5)=3/8 0.9(x+1.4)−2.3+0.1x=1.6

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 weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Can someone me out here number 4 plz