Solve the simultaneous equation
x + y = 4,
3x + y = 8

Can (3,5 and square root 34) be sides on a right triangle?

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

Somone me i want to know what 18 hours out of 24 hours in a fraction