Use the simplex method to maximize the given function. Assume all variables are nonnegative. Maximize f= 2x + 7y subject to the following. (x, y) = 2x + 5y ≤ 60 x + 5y s 55 x + y ≤ 17

A store clerk receives a cheque for $6,358.10 for the purchase of 877 ties and lapel pins. The ties cost $6.50 each and the lapel pins $8.90 each. Help the clerk to determine how he should fill out the order in terms of the number of ties and pins sold.

65 U.S dollars is how many Candian dollars if 1 canadican dollar equals 1.32 U.S dollar

Simplify to the lowest terms by first reducing the powers by 10. Write your answer as a fraction or integer  -2800 over 2400

Ms. Silva earns 19$ per hour. She earns 20,710$ this year. How many hours deos ma. Silva work this year?

Trudy earns $6,300 per month as a vice president at a sales company. Calculate her yearly salary.         $63,000         $69,300         $81,900         $75,600

just 61 please