Question

help with story problems 1.Determine whether the given numbers are solutions. Is 5 a solution?
5, -19    , -11, -2
y -11 > 2y - 2

2.The body mass index, I, can be used to determine an individuals risk for heart disease. An index less than 25 indicated a low risk. The body mass index is given by the formula, or model, I=   where W=weight, in pounds, and H=height, in inches. Francis weighs 173 pounds and stands 69 inches tall. What is this approximate body mass index? Find an inequality describing all weights W that Francis can have and be in the low-risk category. Francis approximate body mass index is?
3. Bayside Insurance offers two health plans. Under plan A. Giselle would have to pay the first $110 of her medical bills, plus 30% of the rest. Under plan B, Giselle would pay the first $120, but only 25% of the rest. For what amount of medical bills will plan B save Giselle money? Assume she has over $120 in bills. Giselle would save with plan B if she had more than $ ?