84cents for 4 grapefruits .84 divided by 4 is .21 one which means that each grapefruit sells fr 21cents so you then multiply .21 time the 6 you are getting and you get a total of 1.26 SO , YOU PAY A TOTAL OF $1.26 FOR 6 GRAPEFRUITS!!!!!!!
A rectangular gate has a diagonal bar running across it.The gate is 80cm high and 2m wide.Work out the length of the bar.Give your answer in surd form..