i have to Write an equation that relates the cost,y,to the number of months,x.
i have to Write an equation that relates the cost,y,to the number of months,x.
2/5 of the students in a class are boys. 1/3 of the girls and 2/7 of the boys can swim. If three more girls than boys can swim how many students are there in the class?
Deluxe chocolates cost $5 per box more than standard chocolates. Clare buys 2 boxes of deluxe chocolates and 3 boxes of standard chocolates and pays $47.50. Find the cost of a standard box of cho...
Mindy spend 1/5 of her money on food and 3/4 of the remaining money on books. If she spent $12 on food, how much did she spend on books?
Beatrice has 3/4 as many stickers as Jason. If Jason gets half of the stickers to Beatrice, you will have 36 fewer stickers than she. How many stickers to both of them have altogether?
Kenny saves twice as much as Paul. All Saints three times as much as Cynthia. If Kenny saves $1050 more than Cynthia, find the total savings of the three children.
Three pizzas we shared equally among Pauline and her three friends what fraction of pizza did Pauline receive?
Carl invested part of $300,000 in bonds that pay 8.5% interest annually. The other part was invested in a simple interest account that paid 10%. How much is invested in each, if the total annual interest...
An express train takes 51/2 hours to travel between two cities. If the Express train takes only 3/5 of the time an ordinary train takes, how long will it take for the ordinary train to travel between...
Given trapezoid ABCD with bases AB and CD, draw diagonals AC and BD. Let E be the midpoint of AC and F the midpoint of BD. Prove that E and F lie on the mid segment of the trapazoid If...
John wants to center a canvas which is 8 ft wide on his living room wall which is 17 ft wide. Where on the wall should John mark the location of nails if the canvas requires nails every 1/5 of...
A bag contains four marbles. One marble is blue, one is red, one is white, and one is yellow. Two marbles are draw from the bag by removing one marble and then, without replacing the first marble,...
1. (x/6) - (x-2)/4) ≥ 1 2. (6x+5)/2) + (1/4) > 2x - The equations 1 and 2 don't have brackets but I placed it there so you can read it more clearly...
This rectangular tank is partially filled with water. When a brick measuring 20 cm x 20 cm x 10 cm is placed in the tank the water level reaches the brim. How many liters of water are there in the...
Need some serious help on this please
how many ounces of water should a chemist remove from 20 ounces of a 20% sulfuric acid solution to increase it to 40% sulfuric acid solution?water is removed by boiling.
Domain raMeg and slope please +linear function
Please explain how to solve : checkmark 4/25 and checkmark 4/checkmark25
When a and b are numbers, we can expand (a+b)2 as powers of a and b as follows FoIL (a+b)2= (a+b)(a+b)= a(times)a+a(times)...
The C-14 content of an ancient piece of wood was found to have three tenths of that in living trees (indicating 70% of the C-14 had decayed). How old is that piece of wood? Please use these...