book Maths Puzzle Numerical Ability

Solve the linear system: x+2y= 1

-x+y= -1

Read Solution (Total 0)

book Other Question

On the opening night of the Broadway musical Miss Saigon, the Rhapsody Theater sold 800 total tickets. An advanced ticket costs $14.50 and a ticket at the door costs $22.00. In all. $16,640 was taken in. How many tickets were sold at he door? how many combinations of 4 different numbers can you make out of the numbers 1 through 50?