Consecutie odd integers are 2 apart
odd integers are represented by 2n+1 where n is a whole number
so the numbers are
2n+1 and 2n+1+2
(2n+3)²-(2n+1)²=24
4n²+12n+9-(4n²+4n+1)=24
4n²+12n+9-4n²-4n-1=24
8n+8=24
minus 8 both sides
8n=16
divide by 8
n=2
2n+1 is first one
2(2)+1=4+1=5
5+2=7
the numbers are 5 and 7
9 tens because 10 time 9 is 90 and 2 ones
1.75 divided by 3 = 0.5833
So 20 x 0.5833 = 11.66
The answer is $11.66 for 20 oranges