At lake middle school, the average ratio of boys to girls in a a classroom is 3: 2. use a proportion to predict the number of girls in a classroom of 15 boys. how many students are in the classroom total?

Anna is no more than 3 years older than 2 times jamie’s age. jamie is at least 14 and anna is at most 35. which system of linear inequalities can be used to find the possible ages of anna, a, and jamie, j?

Which shows a reasonable estimation for 124% of 42 using the distributive property?

Aplane is flying at 32,500 feet. it needs to rise to 36,000 feet in two stages.• in stage 1, it rises 5% of its initial altitude of 32,500 feet.• in stage 2, it rises at a rate of 125 feet per minute. how many minutes does it take for the plane to rise during stage 2?