joshansangha
joshansangha joshansangha
  • 23-01-2021
  • Mathematics
contestada

Jack is x years old.
Eric is three times Jack's age.
Mary is 50 years old.
She is 2 years older than Eric.
How old is Jack?
(2 marks)

Respuesta :

Аноним Аноним
  • 23-01-2021

Answer:

Jack is 16

48 divided by 3= 16

Eric is 48

50-2=48

Answer Link
ryyleeg
ryyleeg ryyleeg
  • 23-01-2021
Jack is 16 years old
The first step is to find the age of Eric, who is 2 years younger than Mary. Mary is 50 years old, so 50-2=48. Since Eric is three times Jacks age, we have to divide 48 by 3 to find his age. This comes to 16.

(50-2)/3=x
Answer Link

Otras preguntas

It has been estimated that in the year 2015 the population of the world will be 7,175,000,000. Write scientific notation for the world population
find three consecutive intgers whose sum is 171
93+(68+7) in commutative,associative,and identity way
What colors are the organelles in a animal cell.? Thx
Founded in 1967, ASEAN did little to foster economic cooperation until _______ proposed a free-trade area in 1991
Eleven diminished by 5 times a number is the same as 4 times the number increased by 20.
Terrence has 24 eggs to divide into equal groups. What are the possible numbers of eggs that Terrence could put in each group. A. 1,2,3,4 B. 2,4,6,8,12 C. 1,2,
Why did a division of labor occur when people started to produce a surplus of food
Which group of algae is responsible for the formation of kelp beds along the north american coast?
Help solving algebra problem 6(1/3h + 1)