1. When 30% of a number is added to the number, the result is 247. Find the number. 2. Three friends pooled their money to purchase a new game system that costs $196. Friend #2 contributed $8 more than Friend #1. Friend #3 contributed $22 less than Friend #1. How much did each of the friends contribute to the purchase? 3. The length of a rectangular room is 6 feet longer than twice the width. If the room's perimeter is 100 feet, what are the dimensions of the room? 4. The circumference of a circle is C = 2r. Solve for the radius r. 5. The base fare per ride on the MTA bus or subway is $2.75, but you get a 5% discount with a purchase. A weekly unlimited MetroCard costs $33.00. How many rides a week will make the weekly unlimited pass more cost-effective