Fay has a lemonade stand. She spends £42 on ingredients.
She sells each glass of lemonade for £1.50.
If she sells 30 glasses of lemonade, what is her total profit?

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41