clairekirsopp clairekirsopp
  • 04-03-2018
  • Mathematics
contestada

If 30 marks equals 40% what is the full marks

Respuesta :

susanwiederspan
susanwiederspan susanwiederspan
  • 04-03-2018
We can write that 40% of the full amount is 30 marks.

Using x for the full amount, we can say 0.4x=30.

To solve for x, we devide both sides by 0.4 (or equivalently, multiply by 2.5).

We get x = 75 marks.
Answer Link

Otras preguntas

how many tens in five hundred million
What is 216.231 each decimal in words
One-third of a number, decreased by six equals eight. What is the number?
Asexual reproduction is not as widespread in (plants, animals) as it is in (plants,animals) .
a company charges $46 for cable TV installation and $21 per month for basic cable service. Write an algebraic expression to represent the total cost of m months
What type of map shows you mountains,rivers,and lakes
Ivan said that if a number end in 0 both 2 and 5 are factors of the number. Is he correct?why or why not
you want to describe the harmonic motion of a swing. You find out that it take 2 seconds for the swing to complete one cycle. What is the swing's period and fre
What does CPU stand for. And it is the _____ of the computer
Even though America did not declare war on France , congress allowed U.S ships to capture French ___ at sea