Nelly654 Nelly654
  • 25-05-2014
  • Mathematics
Answered

The sum of four consecutive multiples of 5 is 230. What is the greatest of these numbers ?

Answer :

kate200468
kate200468 kate200468
  • 25-05-2014
[tex]5n+5(n+1)+5(n+2)+5(n+3)=230\\\\5n+5n+5+5n+10+5n+15=230\\\\20n+30=230\\\\20n=200\ /:20\\\\n=10\ \ \ \Rightarrow\ \ \ 5(n+3)=5\cdot(10+3)=5\cdot13=65\\\\Ans.\ the\ greatest \ is\ 65.[/tex]
Answer Link

Other Questions

The First Continental Congress that met in 1774 created the Continental Association What was this Association a group of men who organized demonstrations agains
you by 100 sweets for a total cost of 1500what did you buy if these are the prices candy bar50 gum ball005 cotton candy100
What is the math definition for counterexample When is counterexample used
A business plan is usually necessary for an entrepreneur to obtain financing plan his or her day manufacture a new product all of the above
the newspaper of the Gilded Age both reflected and helped create
Which of the following statements is true A Oxidation is the gain of electrons reduction is the loss of electrons B Glucose is a product of aerobic respiration
can you draw trapezoid three right angles
Factor completely 81x4 1 A 9x 19x 1 B 9x2 19x2 1 C 3x2 133x 1 D 9x2 13x 13x 1
To which city did Constantine move the capital of the Roman Empire in the fourth century A Jerusalem B Athens C Byzantium D Carthage
Make the word upheaval in a complete sentence