A ferryboat traveling at a speed of 30 km/h attempts to cross a river with a current of 5 km/h. What is the boat's speed relative to the shore?
The price of an electric fan increased by 25% to $48.75. Find the original price of the fan.
Your parents took your family to dinner. Your parents wanted to give the waiter a 15% tip. If the total amount of the dinner was $42.00. What should be paid to the waiter as a tip.
How important of a factor does money play in the lives and happiness of individuals? is this sentence grammatically correct?
1. The mass of Kerry and the sledge together is 40 kg. Sam pushes with a force of 50 N for 4 s. a. What is the value of the quantity: (force x time) during which the force acts? 50 x 4 = 200 b. So what is the increased momentum of Kerry and the sledge? c. What speed does Sam g...
Please help solve and explain it, thank you. 1. Juan, Steve and Gabriella bought a total of 30 markers at an art store. Juan bought 3 more markers than Steve. Gabriella bought 7 times as many markers as Steve. How many markers did each buy? 2.
Which of the following was John Rolfe's chief contribution to Virginia's economy A. His alliance with the Powhatan through his marriage to Pocahontas B. His invention of a better way to grow short-staple cotton C. His innovations in cultivating tobacco D. His innovati...
a student is painting one wall of a room. a square window is located in the middle of the wall to be painted. the window measures 3 feet on one side. the area of the wall, not including the window, is 80ft squared. find the height of the wall to the nearest tenth.
can u please help me with this math problem. i dont get how to do this question. Mrs. Mabie has a rectangle swimming pool that measures 25 feet by 14 feet. She wants to have a cement walkway installed around the perimeter of the pool. The combined area of the pool and walkway ...
Which expression is defined for all real numbers? a) x + 3/x^2 b) 5/(x + 2)^2 c)4/(x − 2)^2 d)7/x^2 + 3