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Popolare Word Problems >

If a hat costs 4.20 after a 40% discount, what was its original price?

Soluzione

I f a ha t cos t s 4.20 a f t er a 40% d i sco u n t, w ha t w a s i t s or i g ina l p r i ce ?

Soluzione

Amount before discount : 7

Fasi della soluzione

Translate the problem into an equation:

4.2 = x - 0.4 x

4.2 = x - 0.4 x : x = 7

Amount before discount : 7

Esempi popolari

One number is 3 more than twice the other number. If the sum of the two numbers is 18, find the two numbers.Joshua invested 97,000 in an account paying an interest rate of 6% compounded daily. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be in the account after 8 years?Santiago is going to invest in an account paying an interest rate of 1.5% compounded quarterly. How much would Santiago need to invest, to the nearest dollar, for the value of the account to reach 320 in 14 years?Mia is going to invest in an account paying an interest rate of 4.3% compounded continuously. How much would Mia need to invest, to the nearest cent, for the value of the account to reach 13,700 in 18 years?The diametro of a circle is 32 cm. Find its area to the nearest whole number.