they paved 2/15 in 20 mins if they work at the same rate what portion of a mile will they pave in one hour

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

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length