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Popolare Word Problems >

One number is four times another number and their sum is 175. Find the numbers.

Soluzione

O n e n u mb er i s f o u r t im es an o t h er n u mb er an d t h e i r s u m i s 175. F in d t h e n u mb ers .

Soluzione

The numbers : 140, 35

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 4 y

x + y = 175

x = 4 y, x + y = 175 : x = 140, y = 35

The numbers : 140, 35

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A store pays 545.45 for a microscope and marks the price up by 40%.What is the amount of the mark-up?When 100 is added to 5 times a certain number, the result is 500 find the number Determine the simple interest earned on 20,500after 17 years if the APR is 16%.Find the future value and interest earned if 8904.56 is invested for 8 years at 6% compounded continuously.7 less than twice a number is 17