2/9 of the students in a school are in sixth grade. a. How many sixth graders are there if the school has
90 students?

b. How many sixth graders are there if the school has
27 students?

c. if the school has x students write an expression for the number of students of sixth graders in terms of x

d. how many students are in the school of 42 of them are in 6th grade

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5

Which situation could best be represented by this linear equation? 24x + 38y = 520 > if x represents the number of bracelets and y represents the number of rings, there were 24 more bracelets sold than rings. the total sales were $520. if x represents the number of bracelets and y represents the number of rings, there were 38 more bracelets sold than rings. the total sales were $520. if x represents the number of bracelets sold at $24 each and y represents the number of rings sold at $38 each, the total sales were $520 if x represents the number of bracelets and y represents the number of rings, there were 520 bracelets and rings sold. bracelets were $24, and rings were $38. e