Question

Answer the following

Barbie’s present age is y years

i) What will be her age six years from now

ii) What was her age three years back.​

Answer 1

i) y + 6

ii) y - 3

hope this helps

Answer 2

Given : Barbie’s present age is y years .

Exigency to find : Find the Following :

1. What will be her age six years from now ?
2. What was her age three years back ?

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$\large{\underline {\underline {\sf(\:1 \:)}}}$

⠀⠀⠀⠀⠀Finding : What will be Barbie’s age six years from now .

• The Barbie’s age after 6 year = Present age of Barbie + 6

⠀⠀⠀⠀⠀Here , Present age of barbie is y yrs .

Therefore,

$\longmapsto \sf The\: Barbie’s\: age\: after \:6 \:year\:\: = \:\:\bf y+ 6 \:\:yrs$

Therefore,

⠀⠀⠀⠀⠀$\therefore {\underline{ \mathrm {\:Age \:of\:Barbie\:after\:6\:years \:is\:\bf{y + 6\:\:yrs.}}}}$

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$\large{\underline {\underline {\sf(\:2 \:)}}}$

⠀⠀⠀⠀⠀Finding : What will be Barbie’s age three years back.

• The Barbie’s age three years back = Present age of Barbie - 3

⠀⠀⠀⠀⠀Here , Present age of barbie is y yrs .

Therefore,

$\longmapsto \sf The\: Barbie’s\: age\: 3\:\:year\:back\: = \:\:\bf y -3 \:\:yrs$

Therefore,

⠀⠀⠀⠀⠀$\therefore {\underline{ \mathrm {\:Age \:of\:Barbie\:\:three\:years\:back \:is\:\bf{y - 3\:\:yrs.}}}}$

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