It goes: 49/64 = 0.765625
What number goes into 49 and 100
49 & 64
64
Solve in reverse 49+15=64 64/8=8 8 is the answer 8*8-15=49
49 is the square number of 7.
49 equals 72, and the next square number is 82 = 64.
0, 1, 4, 9, 16, 25, 36, 49, 64
7
"7" is the number because its square root is "49" & 49+7=56
81
It works out that there are 49 chickens and 15 cows Heads = 49+15 = 64 Feet = 2*(49)+4*(15) = 158