exam
Maths Puzzle
Numerical Ability
(x-2)^2+x^2=10
Read Solution (Total 0)
exam Other Question
when grandpa was over fifty but less than eighty, he told a friend, "each of my sons has as many sons as brothers, and the number of my years is exactly that of the number of all my sons and grandsons." how many sons and grandsons does grandpa have?
Please help me solve these four indicated operations, thank you
13.4.5
(7.1)(3.94)
0.4+0.44+0.444
4.74-3.69