mbalimcgates mbalimcgates
  • 25-05-2020
  • Computers and Technology
contestada

Joe, Kate and Jody are members of the same family. Kate is 5 years older than Joe. Jody is 6 years older than Kate . The sum of their ages squared is 961 years. What are their ages?

Respuesta :

tonb
tonb tonb
  • 25-05-2020

Answer:

5, 10 and 16

Explanation:

The sum of their ages is √961 = 31

If Joe is x years old, the equation that follows is:

x + (x+5) + (x+5+6) = 31

This simplifies to

3x = 31 - 11 - 5 = 15

so x=5

From that you can find

Joe = x = 5

Kate = x+5 = 10

Jody = x+5+6 = 16

Answer Link

Otras preguntas

2 factors of 24 add up to 11 what r they
ten thousand more than 300,000+90,000+5000+40 is
When elements combine to form compounds, do their properties change?
What evidence is used to prove a person worthy of sainthood
a stone falls freely from rest. How far does it fall in the first 10 seconds
Please explain. A certain calling card gives you the following rate to call Malaysia. There is a connection fee of $0.39 which allows you to connect for up to
Rachel says that when she ran 155 yards , she went farther than Beth , who only ran 327 feet . is Rachel correct
For what values of a is the distance between P(a,3) and Q(5,2a) greater than √26
Which elements are most metallic? Li, Be, B, C
What is the total weight of four cartons if each carton weighs 16 1/4 pounds