How much does employee X and Y earn?

Which statement about the relative areas of ? abc and ? xyz is true? the area of ? abc > the area of ? xyz the area of ? abc < the area of ? xyz the area of ? abc = the area of ? xyz more information is needed to compare.

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.