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

which famous composition duo was known for creating many influential operettas?
1. Why are there many versions of the self in Psychology
If a raptor's wingspan were 112 centimeters, how long would its body have to be for it to have a body-to- wingspan ratio of 0.45?
In a class of 30 children, 60% of the children are girls. How many of the girls are there in class? 18
An engineer earns $108 000 annually. Deductions of $3 975 are made each month. Calculate: (a) his gross monthly salary (b) his net monthly salary
Find the missing lengths of the sides.
Choose the correct conjugation ending: Ellos constru A. -íamos B. -íais C. -ían
Cual de las siguientes figuras retóricas se inclinan estos jóvenes
7. Which of the following towns are LEAST likely to be impacted in the event of a major lahar from Mt. Rainier? a) Orting b) McKenna C Ashford d Enumclaw
commission expense is budgeted to be $16,000 at a planned sales level of 4,000 units. if only 2,900 units are sold, how much commission expense will appear on t