The ratio of the rates of printing of two printers A and B is 5:6. printer A prints at a rate of (3x + 12) pages per minute. Write an expression to represent the rate of printing of printer B in terms of x. Both printers started printing at the same time to complete a print job in one hour. What is the total number of printed pages from both printers in terms of x?

2÷6+1/2 to the second power plus one

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.