aever6981 aever6981

23-03-2020
Mathematics

contestada

Mary is twice as old as Susan. Susan is five years younger than Janet. Janet is 12 years old. How old is Mary?

Respuesta :

jocey541 jocey541

23-03-2020

Answer:

Mary is 14 years old.

Step-by-step explanation:

Susan is 5 years younger than Janet and Janet is 12. So 12-5=7 so Susan is 7 and Mary is 2x as old as Susan. Therefore you do 2*7 =14.

Answer Link

Otras preguntas

when a snail is touched it retreats into its shell. This is an example of

In order to obtain energy animals must do what

Why will the crucible and its contents gain mass when heated?

When a figure is translated on a coordinate grid, what conclusion can you draw from the pre-image and image? answers: The angles remain the same, and the shape

How many pounds are in 3/4 of a ton

What was the biggest motivating factor in moving westward in the 1820s and 1830s?

34 is 17% of what number

Find the perimeter of a square with a side length of 4 minus 2 square root of 6 inches. 16 minus 8 square root of 6 8 minus 4 square root of 6 24 minus 8 sq

When people move from one place to another is called A) become culturally diffuse B) leave their culture behind C) dominate other cultures D) bring their cu

convert 2.6*10 to the negative 7 power