Let r be the number of hamsters. If the number of rabbits is two more than double the number of hamsters, then the number of rabbits is 2r+2.
A pet store has 26 rabbits and hamsters. When you subtract the number of hamsters from the total number of rabbits and hamsters, then you'll get the number of rabbits:
We are asked to find 5% od 320, because we know that 5% of 320 insurances are rejected. 5%=0.05 Now we can multiply 0.05 by 320 0.05*320=16 - its our result