willbraydenstep220il willbraydenstep220il

05-01-2018
Mathematics

contestada

A teacher asks a student to find 5/4 of a number. Instead, the student finds 4/5 of the number. Her answer is 36 less than the correct answer.

What is the correct answer?

Respuesta :

aroshiayub aroshiayub

05-01-2018

5x/4 - 4x/5 = 36
25x/20 - 16x/20 = 36
9x/20 = 36
9x = 720
X = 80

Answer Link

Otras preguntas

What is the greatest possible error if irina measured the length of her window as 3.35 feet? 0.5 0.05 0.005 0.0005

Find the area of the polygon with vertices A(0,5), B(0,2), C(-3,2), and D(-3,5)?

Why did Constantine the Great move the capital of the Roman Empire?A. The city of Rome had been sacked by Germanic tribes.B. The Christian church was centrally

The level and nature of risk attributable to a firm’s activities and operations, and ignoring the risks associated with the firm’s capital structure.

The O2 molecule breaks apart at lower wavelengths than the O3 molecule. What is the main reason for this?

) The following scatterplot shows the percentage of the vote a candidate received in the 2016 senatorial elections according to the voter's income level based o

In master production scheduling, what does available-to-promise (atp) inventory represent?

PLS HELP 20 PIONTS!! It is critical for scientists to be able to describe components of a system quantitatively. Explain why it is important to be able to descr

Find the measures of angles a and b when 0=47

Help me with this math question :)