Will works 7 hours a day, 6 days a week. He is paid £9.20 an hour.
He shares his wages with his Mum in the ratio Will : Mum = 5 : 2
Will is saving all of his share to buy a car.
How many weeks will it take him to afford a car worth £1932?
You must show your working.

Find the value of the variable and the length of each secant segment.

Which math sentence can be used to determine if the triangle is a right triangle?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?