en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular Word Problems >

The shop marks up pens 40% of its cost. Find the cost if the selling price is 2.34 per pen.

Solution

T h e s h o p ma r k s u p p e n s 40% o f i t s cos t . F in d t h e cos t i f t h e se ll in g p r i ce i s 2.34 p er p e n .

Solution

Amount before addition : 1.67142 \dots

Solution steps

Translate the problem into an equation:

2.34 = x + 0.4 x

2.34 = x + 0.4 x : x = \frac{117}{70}

\frac{117}{70} = 1.67142 \dots

Amount before addition : 1.67142 \dots

Popular Examples

Mason earned 1,000.00 from a summer job and put it in a savings account that earns 13% interest compounded monthly. When Mason started college, he had 3,094.00 in the account which he used to pay for tuition. How long was the money in the account?the quotient of twice a number and 7 is 20 the sum of two numbers is 41 and their difference is 5. what are the numbers?The radius of a circle is 9 cm. Find its circumference in terms of pipi.how long will it take for a 3000 investment to grow to 3381 at an annual rate of 7.2% compounded monthly