exam Maths Puzzle Numerical Ability

The sum of the reciprocals of two consecutive odd integers is 8/15.Find the larger integer

Read Solution (Total 0)

exam Other Question

Trying my best to get a better understanding of solving linear systems but I have a long way to go. I need step by step examples to follow. -
solve the linear system without using matrices or determinants

x+y+z=2
x-y+3z=12
2x+5y+2z=-2 A regular has an exterior angle which equals 36 degrees.
how many sides has this regular polygon got?