# MATH(markup and markdown )

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alicia sells calculator.His competitors sells the same model of calculators at RM30 each. Alicia wants a 40% markup on cost by selling at the competitors price.A t what price can Alicia afford to buy the calculators?

• MATH(markup and markdown ) -

so you want

1.4x = 30

x = ....

• MATH(markup and markdown ) -

multiply ?

• MATH(markup and markdown ) -

no,

if 1.4x = 30
then

1.4x/1.4 = 30/1.4

x = 30/1.4
= RM 21.43

check:
take 40 % of 21.43 and add it to 21.43
or
what is 1.4(21.43) ?

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