What is the interquartile rangefor the following data set? {5,6,7,3,9,8,3,1,6,7,7}

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Which strategy is used by public health to reduce the incidence of food poisoning?

Will give a: 122 b: 90 c: 48 d: 180